Glossary

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A
ASL	abacus a device with beads used to do arithmetic
ASL	absorb take in, suck up, make as part of itself The sponge can absorb the spilled water.
ASL	accompanies to go with A parent accompanies each child when they go to the doctor's office.
ASL	according as stated by According to the teacher, Jill passed the test.
ASL	account to carefully consider, to include in the calculations
ASL	accumulation accumulate to collect The basketball team's trophies were accumulated over 35 years.
ASL	acknowledge recognize or accept as truth The coach didn't acknowledge defeat until the final second of the game.
ASL	active Moving and doing activities, having a lot of energy, busy The cheerleaders were very active at the basketball game.
ASL	adapt adapted adjust to new conditions Millions of years ago seals adapted to living in the ocean by developing flippers.
ASL	algorithm algorithms a rule or procedure for solving a mathematical problem.
ASL	antibodies a blood protein made in response to and then protecting from a virus or bacterial infection People who had chicken pox as a child have antibodies so they won't get it again.
ASL	antidepressant medicine to treat depression The doctor prescribed antidepressants for Tim after his suicide attempt.
ASL	apogee The point in the orbit which is farthest from the sun, or where the moon is the farthest from the Earth.
ASL	apparent size The size the moon appears to be The moon's size doesn't change. When the moon is closer to the Earth it looks larger.
ASL	appropriate proper or suitable A tie was the appropriate thing to wear to the formal dinner party.
ASL	aquarium A glass tank for fish Bob has an aquarium with 4 gold fish.
ASL	architecture design and construction of a building or the equipment (hardware, computer, calculator etc.) used by a computer model
ASL	atmosphere the air that surrounds the Earth The clouds float in the atmosphere.
ASL	authentic genuine, not a fake The firefighters actions were examples of authentic heroism.
B
ASL	babylonians people from the ancient city/country of Babylon Babylon was a city thousands of years ago. Today this area is Iraq.
ASL	balsa a very lightweight wood used to make models Tom's plane wasn't heavy because it was made of balsa.
ASL	basal At or forming a base, lowest amount Before he started to run, his heart rate was at the slow, basal rate.
ASL	base based base is the foundation, something built on the foundation My theory is based on my research. The judge based his decision on the evidence.
ASL	break even to neither lose or gain money.
ASL	brood a group of animals or birds hatched at the same time The male seahorse protected his brood in a pouch until they could swim on their own.
ASL	buried hidden underground When Tina died she was buried in the cemetery.
C
ASL	calorie A unit of heat or food energy The diet pop contains only one calorie.
ASL	carapace The hard covering on a turtle or crustacean When a lobster grows it gets too large for its carapace.
ASL	chaos chaotic Chaos is the breakdown of predictability, or a state of disorder. The employees felt that chaos was the rule at work because their boss' moods were so unpredictable.
ASL	characteristics the features you notice, how you recognize someone or something My characteristics include 2 eyes, brown hair and ear rings.
ASL	charge electrical energy stored in an object Rubbing the balloon in your hair will give it a positive charge.
ASL	chimpanzees chimps a small African human-like ape
ASL	cholesterol a chemical that can cause heart attacks After Betty's heart attack she tried to reduce the cholesterol in her diet.
ASL	cipher ciphers a message that is written using an algorithm that makes it secret
ASL	clarity clear The water lost its clarity when Tim added some milk.
ASL	CO₂ Carbon dioxide, the gas we breathe out, fires produce, and plants absorb. As the fire burned, the hot CO₂ rose into the air.
ASL	collide to crash together The football players collided when they both tried to catch the ball.
ASL	commercial having businesses or factories The stores downtown are the major commercial district of the area.
ASL	components a part of a larger whole The components of the desk included drawers, legs and a glass top.
ASL	composed made of, arranged The soil is composed of sand and clay.
ASL	composite special numbers in math can be divided by numbers besides one and itself; example: 10 is composite. 10 can be divided by 2 and 5 as well as 1 and 10.
ASL	compromised to put in danger Tony's angry remark compromised his chances of winning the debate.
ASL	concentrations how much of a substance is dissolved in water Tammy carefully added salt to the solutions until she had the right concentrations.
ASL	concise brief but complete and comprehensive
ASL	consistent system A system of equations that has at least one solution
ASL	constant rate rate is how something changes i.e. speed or growth Barbra grew at a constant rate of 2 inches every year for 5 years.
ASL	constellations A group of stars that appear together in the sky
ASL	consume to eat or drink, to destroy or use up The football team will consume 5 gallons of Gatorade during the game.
ASL	contaminate to add a substance like pollution that makes something unclean, unhealthy, or impure Pouring motor oil in the field will contaminate the soil.
ASL	contribute contribution give time, money, effort etc. toward a common purpose All of the employees were asked to contribute to the disaster relief fund.
ASL	converting to change in form or function Tammy is good at converting fractions to decimals.
ASL	critical rising to a crisis or dangerous point Nancy's condition was critical so the doctor knew she had to work quickly to save Nancy's life.
ASL	crown the top or the highest part of several things like a mountain, a person or a tree. The bird built its nest in the crown of the tree.
ASL	cryptanalysis the study of how to break ciphers
ASL	cryptography the study of how to write ciphers
ASL	cryptology the study of writing messages in secret (crytanalysis and cryptography)
ASL	cytoplasm the living part of the cell but not the nucleus, cell wall or cell membrane Tammy watched the cell's cytoplasm flow as it moved.
D
ASL	decimal decimals A fraction where the denominator is a power of ten and is therefore expressed using a decimal point. For example: 0.37 is the decimal equivalent of 37/100.
ASL	decrypt decryption the process of changing a cipher into a message
ASL	deed deeded a legal document, often used to show ownership of property When Betty bought her new home, the deed was recorded in the Court House.
ASL	default Fail to fulfill an obligation, number used if you don't pick one Ms. Jones was elected by default because no one ran against her.
ASL	demonstrate show, present and explain by experiment or use Al will you please demonstrate how to tie your shoe?
ASL	denominator When a rational number is expressed as a fraction, the denominator is the number below the fraction bar. The denominator indicates how many parts the whole is divided into.
ASL	dense crowded together, closely packed The wood is strong, dense and heavy.
ASL	density a measure of how closely packed a substance is, the mass divided by the volume The density of the rock is much larger than the pillow.
ASL	dependent system A system of equations that has infinite solutions.
ASL	determine to find the answer, decide Tomorrow"s election will determine who will be our next president.
ASL	devise to invent, to plan
ASL	digest to break down food in the stomach and intestines. Acids and enzymes help digest proteins so amino acids can be absorbed by the blood. A cow has two stomachs to help digest grass.
ASL	digital data represented by the numbers 0 through 9 Computers store information in digital form.
ASL	digital signiture a way of checking which computer did something
ASL	dilute to reduce the strength or concentration of a liquid by adding water The punch was so diluted that it tasted like water.
ASL	discard To remove or put aside When I open a new deck of cards, I always discard the jokers.
ASL	disorder An ailment or disease His stomach disorder caused him to throw up all weekend.
ASL	diversity variety The thousands of different kinds of plants in the rainforest represent the earth's greatest example of diversity.
ASL	divisible divisibility can be divided, without a remainder example: 6 can be divided by 2 and 3.
ASL	dynamic dynamics having continuous change The tides are an example of the moon's dynamic effect on the ocean level.
E
ASL	eccentricity How out of round the ellipse is. Distance between foci / length of the major axis
ASL	eclipse When 3 bodies in space line up so one of them can't be seen.
ASL	economic the cost of buying, selling and doing business The economic cost of the hurricane was $43,000,000.
ASL	effecting affecting making something happen or change The bad smell was affecting our appetite.
ASL	efficient productive with a minimum of waste or effort.
ASL	ellipse an oval. A closed curve where the sum of the distance to any point on the curve, from two fixed points is a constant Try this activity to draw an ellipse.
ASL	empowering to give authority to, getting the feeling you have the power to do something.
ASL	encrypt encryption the process of changing a message into a cipher
ASL	enhance enhancing to improve Jill thought make up would enhance her chance of getting a date.
ASL	epidemic epidemics the widespread appearance of a disease Cholera is often epidemic in poor countries after floods.
ASL	equivalent equal amounts One dollar is equivalent to 100 pennies, but they don't look the same.
ASL	Euclidean algorithm The method for finding remainders by multiplying the divisor by the quotient and subtracting that amount from the number being divided. For example, when finding the remainder for 25 divided by 4, the quotient is 6, so one multiplies 6 times 4 (giving 24) and then subtracts 25 from 24, leaving 1 as the remainder (cf What are Remainders Discussion).
ASL	Excel a spreadsheet program Jim balanced his check book using an Excel spreadsheet.
ASL	excreted to expel or get rid of, especially waste material The snail excreted a mucus liquid as it moved over the sidewalk.
ASL	exoskeleton a hard covering on the outside of an animal's body.
ASL	expenditure Spending or using up Tammy ate pasta before the marathon to prepare for the large expenditure of energy.
ASL	extinct extinction all have died out 65 million years ago an asteroid hit the earth and the dinosaurs became extinct.
ASL	extreme to a high or the highest degree The flooding after the hurricane was extreme.
ASL	extremities end parts, hands, feet Protect your extremities from the cold wind so you don't get frostbite.
F
ASL	factor Circumstance or element contributing to an event For example: being 6 feet 10 inches was one factor that helped him make the basketball team. Any of the numbers or symbols in mathematics which form a product when muyltiplied together. Fro example, 3 is a factor of 12, because 3 can be multiplied by 4 to give 12. Similarly, 5 is a factor of 20, because 5 times 4 is 20.
ASL	fertilizers chemicals and nutrients added to help plants grow The farmer spread nitrogen fertilizer to his corn crop.
ASL	filament the connecting wire or thread in a light bulb The filament in the light bulb glowed white hot.
ASL	fluent fluently flowing smoothly with little effort
ASL	foci (of an ellipse) The 2 fixed points that are used to define an ellipse.
ASL	foresters people who study and manage forests The foresters planted new trees after the fire.
ASL	fraction fractions A rational number of the form a/b where a is called the numerator and b is called the denominator
ASL	function a math procedure that returns a value In Excel, the SUM( ) function will add a column of numbers.
G
ASL	galaxy galaxies a group of billions of stars The Milky Way is the galaxy that we live in.
ASL	generalize to find a rule by examining several examples When Vick was little the family next door had long haired cats. Vick incorrectly generalized that all cats had long hair.
ASL	gestation The time the babies grow inside the mother The gestation period for daphnia is 2 days.
ASL	glossary a list of special words or technical terms and their definitions Jill used the glossary in the back of her science book to find the definition for the word meteoroid.
ASL	gradually progressing slowly His hair gradually changed from black to gray.
ASL	grazing Cattle eating grass The cows were quietly grazing in the field.
ASL	gross total without any reductions Tim's gross income is $700 per week but he only takes home $587 after taxes.
H
ASL	herbivore an animal that eats plants not animals The grass eating cow is an herbivore.
ASL	hickory an American tree with hard wood and nuts like pecans The ax handle is made of hickory.
ASL	hydrology the science of the movement of water on earth In order to predict the weather, scientists study hydrology. Hydrology is the study of how water moves down rivers to the ocean, evaporates and becomes clouds, the clouds move up the mountain and fall as rain.
I
ASL	ideal a perfect model existing only in the mind The coach's ideal athlete never got tired or made a mistake.
ASL	immunity immune unable to contract a disease, protected from sickness by vaccination A flu shot gives you a 90% chance of immunity from the flu.
ASL	impact strong effect or impression The impact of not doing his homework hit Tom when he saw his report card.
ASL	impervious water can't flow through it The sidewalk is impervious to water.
ASL	implemented to put into effect The School Board implemented a new dress code this year.
ASL	implications suggested indirectly Betty said, "Andrew left home at 9:30." The implication is that Andrew was late for school.
ASL	inconsistent system A system of equations that has no solution.
ASL	independent system A system of equations that has exactly one solution.
ASL	infected people that have the disease and can spread it to others
ASL	Infiltrate infiltration gradually entering an area Over 5 years the dandelions infiltrated the lawn.
ASL	infinite endless, never ending
ASL	initial at the beginning, the first Dustin got his initial raise 3 weeks after starting his job.
ASL	insecticides chemicals used to kill insects
ASL	integer Any positive or negative number including zero, but does not include a fraction or decimal.
ASL	interactions to act on or affect each other The playful interactions progressed into a fist fight.
ASL	interactive having a two way flow of information between it and the user Tim preferred interactive video games to watching TV.
ASL	interpretation an explanation of the meaning The two boys had different interpretations of the ballgame.
ASL	interrupt uninterrupted to break the process, to interfere Don't interrupt the principal while she is giving a speech.
ASL	intervals The time between two events Whenever the electricity went off, the boys had to wait an unbearable interval before they could play their computer games.
ASL	intuition immediate insight or understanding without conscious reasoning.
ASL	inverse 2 numbers that multiplied together equals 1. 5 X 1/5 = 1. 1/5 is the inverse of 5
ASL	investigate To examine, to make a systematic inquire, The police came to investigate the crime.
J
ASL	JavaScript a programming language that runs on web pages I wrote a JavaScript program to calculate the tree's weight.
K
ASL	key a number used to encrypt or decrypt a message
L
ASL	launching pad the platform that something takes off from The rocket sat on the launch pad waiting to blast off.
ASL	lock a curl or small amount of hair Betty's parents saved a lock of hair from her first hair cut.
ASL	lunar pertaining to the Earth's moon. Example: lunar orbit is the moon's orbit.
M
ASL	maintain to cause to continue, to keep up Bob's job was to maintain the fences on the farm.
ASL	major axis A line segment bisecting the ellipse and passing through the foci.
ASL	mammals warm blooded animals that produce milk to feed their young Elephants are the largest mammals in Asia.
ASL	mass the quantity of matter, like weight but independent of gravity A cow has more mass than a dog.
ASL	maximum highest or larges possible amount $56,000 is the maximum you can earn in this store.
ASL	mechanism parts that work together, process The doctor explained the mechanism that allowed the drug to kill the cancer.
ASL	message messages text to be sent to a person
ASL	metabolism the chemical processes in a living organism that produce energy and growth When Terry stopped smoking, her metabolism decreased by 10% so she started to gain weight.
ASL	minor axis A line segment bisecting the ellipse, perpendicular to and bisecting the major axis.
ASL	mixed numbers Numbers that have both whole numbers and decimals, such as 4.567 (cf What are Remainders Discussion).
ASL	model computer models a mathematical representation of a process that is simulated by a computer Betty used a computer model to explore what happens when 2 galaxies collide.
ASL	modify modified to make small or partial changes The team was losing by 10 points at half time so they had to modify their game plan.
ASL	modular arithmetic A method for finding remainders where all the possible numbers (the numbers less than the divisor) are put in a circle. Use the number being divided to count around the circle. The final number landed on will be the remainder.(cf What are Remainders Discussion).
ASL	modulus A unit of measure. For example, when measuring days, a modulus could be 24 for the number of hours in a day. 75 hours would be divided by 24 to give 3 remainder 3, or 3 days and 3 hours. See also modular arithmetic (cf Clocks and Modular Arithmetic Discussion).
ASL	moisture water or other liquid causing slight dampness As she ran, moisture started to appear on her forehead.
ASL	municipal the affairs of a state or local government.
ASL	mutate mutated mutation a change in the genetic code of an organism Radiation can cause mutations of the chromosomes.
N
ASL	nerve cells cells that send information from the brain to the body parts The snake venom paralyzed her nerve cells.
ASL	net the part remaining after all the necessary deductions After all of the taxes were subtracted her net income was $456.63.
ASL	neutral not supporting either of 2 opposing sides, not positive or negative The referee in the football game was neutral.
ASL	numerator When a rational number is expre3ssed as a fraction, the numerator is the number above the fraction bar. The nummerator indicates the number of parts of the whole that there are.
O
ASL	oak a hardwood tree that produces acorns The oak tree in the park is 300 years old.
ASL	obtain to acquire or get Each child must obtain parental permission to go on the fieldtrip.
ASL	occur occurrence to take place or happen Fish for lunch is a once a week occurrence.
ASL	operation act or process, adding, subtracting, multiplying in a calculation Which operation do you perform when you find the average?
ASL	opportunity favorable chance, opening offered by circumstances When the rain stopped, we had our first opportunity to play baseball.
ASL	option options choice, things to choose between Tim's options were to study or fail the test.
P
ASL	packet A small package The counselor gave Tim a packet of forms before the test.
ASL	parallel lines lines on the same plane that never meet.
ASL	parameter a quantity constant in the case being studied but varying in different cases The parameter that predicted success in basketball the best was height.
ASL	partial eclipse When 3 bodies almost line up. Example: the Earth's shadow only covers part of the moon or the moon only covers part of the Sun.
ASL	particles the smallest amount, a tiny portion of matter The board is made of particles of saw dust glued together.
ASL	partner A person who shares a job or activity, a player on the same team Tom is Jill's dance partner.
ASL	pattern Characteristic(s) observed in one item that may be repeated in similar or identical manners in other items.
ASL	perigee The point in the orbit which is closest to the sun, or where the moon is the closest to the Earth.
ASL	periodically appearing or happening at intervals The commercials appeared periodically through the movie.
ASL	pervious water can flow or seep through it The sand on the beach is pervious to water.
ASL	pesticides chemicals used to kill pests like insects
ASL	phase a stage in the process of change or development The baby entered the crawling phase this month.
ASL	policies policy a plan or course of action adopted by a government or organization The School Board's policy is, "No cell phones or beepers in class!"
ASL	politicians People who hold or seek political office The politicians in the Senate wrote the law.
ASL	polygon A closed plane figure formed by three or more line segments that do not cross over each other. (cf What Are Tessellations Discussion).
ASL	polyhedra Any solid figure with an outer surface composed of polygon faces
ASL	polymer a large molecule made by linking many small molecules Polyester is a polymer made from many esters stuck together in a long chain.
ASL	potential capable of coming into being, may happen Every child born in the US has the potential of becoming President.
ASL	predator an animal that lives by killing and eating other animals.
ASL	prey an animal that is killed and eaten by a predator
ASL	primatologist a scientist who studies primates; humans, monkeys and apes.
ASL	prime primes a special number in math; can only be divided by 1 and itself; example - 11 is a prime number. It can only be divided by 1 and 11. 2, 3, 4, 5, 6, 7, 8, 9, and 10 cannot divide 11.
ASL	principle fundamental truth or law in nature or science George Washington believed in the principle of democracy.
ASL	probability The measure of how likely it is for an event to occur. The probability of an event is always a number between zero and 100%. The probability that Sara's baby will be a girl is 50%.
ASL	procedure a series of actions performed in a certain order or manner Everyday the students in Ms. Jones' class knew that she would follow the same procedure.
ASL	productive productivity making things or getting work done After 2 hours of productive work Tom got tired and fell asleep.
ASL	profit money gained from some investment.
ASL	prolonged to extend in time or space The pond will fill with water if you have a prolonged rainfall.
ASL	prone likely to happen The wind-prone yard was swept clean of all trash.
ASL	propose a suggested plan Tina proposed a compromise to settle the argument.
ASL	proteins organic compounds composed of amino acids Special proteins in the heart contract to pump the blood.
ASL	public available to everyone
ASL	punctuation any of the marks used in writing to separate sentences and clarify the meaning The English teacher asked, "What type of punctuation do you use at the end of a question?"
ASL	purity pure, clean
ASL	Pythagorean theorem a theorem in Geometry The square of the length of the hypotenuse of a right triangle equals the sum of the squares of the other two sides.
Q
ASL	quadrilateral A polygon that has four sides (cfQuadrilateral Discussion).
ASL	quantity an amount, how much is measured They needed a large quantity of water to fill the pool.
ASL	quotient When performing division, the number of times one value can be divided into the other value is the quotient. For example, when dividing 7 by 3, 3 goes in to 7 twice, making 6, and the remainder is 1, so the quotient is 2 (cf What are Remainders Discussion).
R
ASL	radical radically being extreme, very unusual or different When Jim shaved his head for football, it radically changed his appearance.
ASL	randomly without method or conscious choice The rain drops fell randomly on the table.
ASL	range region between limits, i.e. numbers between 5 and 12 The age of students in high school range between 12 and 19.
ASL	reality what is real or true Time travel is not reality.
ASL	recipe statement of ingredients and procedures for preparing a meal Be sure to follow the recipe when you bake the bread.
ASL	recovered people that had the disease and got better
ASL	reference The place you consult for information
ASL	regular polygon A polygon whose side lengths are all the same and whose interior angle measures are all the same (cf Polyhedra Discussion).
ASL	regularities Things that happen regularly and predictably.
ASL	relatively compared to something else Bill is 5 feet 10 inches, but compared to the basketball players he is relatively short.
ASL	remainders After dividing one number by another, if any amount is left that does not divide evenly, that amount is called the remainder. For example, when 8 is divided by 3, three goes into eight twice (making 6), and the remainder is 2. When dividing 9 by 3, there is no remainder, because 3 goes in to 9 exactly 3 times, with nothing left over (cf What are Remainders Discussion).
ASL	replicate to make an exact copy I was to slow to replicate his moves on the basketball court.
ASL	represent to stand for or be an example of The class president will represent all the students at the school board meeting.
ASL	requirement A thing that is needed or demanded Algebra I is a graduation requirement.
ASL	residential an area having houses or apartments not factories or farms Most of the new schools are in the residential district.
ASL	retention to keep possession of, not loosing. Tibia had better retention of the facts if she studied every night rather than only the morning of the test.
ASL	revolves to go around in an orbit.
ASL	runoff Runoff is what occurs when rain is not absorbed by the ground on which it falls and so then flows downhill.
S
ASL	saturated full of water so it can't hold more After 2 days of rain the ground was saturated.
ASL	scale 1. Thin plates protecting the skin of a fish, overlapping plates on Juniper leaves 2. A device used to weigh an object The cedar leaves are rough and scaly.
ASL	scalp the skin on the head Dandruff is a result of a dry scalp.
ASL	scenario scenarios the outline of a play's plot or future events proposed sequence of future events Tom invented a wild scenario to explain why he didn't have his homework.
ASL	seldom not often It seldom rains in the desert.
ASL	sensitive easily effected, requiring careful treatment or secrecy Ms. Jones didn't allow the class to see the sensitive information in Tim's file.
ASL	sequester to isolate, set aside, or save When the jury was sequestered they had to stay in a hotel and couldn't go home at night.
ASL	series a set of similar things in a row Pat made a series of careless mistakes on the final exam.
ASL	serving The amount of food offered or given Tom was hungry so he asked for 2 servings of chicken.
ASL	sewage waste material carried in sewers The smell of the sewage from the treatment plant took our breath away.
ASL	shaft a long shape like a handle or arrow.
ASL	sieve throw out everything you do not want, leaving only what you want to keep; with numbers, this means throwing out all of the composite numbers to leave only the prime numbers; When the noodles have finished cooking, drain the water with the sieve.
ASL	simulates simulation simulate simulations pretend or imitate The model only simulates the explosion. That way nothing really gets broken. The models simulated explosion was safer then blowing up a real car.
ASL	sludge a thick liquid, sewage The sludge from the sewer pored from the broken pipe.
ASL	sophisticated highly developed and complex The space shuttle is a very complicated and sophisticated rocket.
ASL	sparse thinly dispersed or scattered The hair was sparse on his bald head.
ASL	stable not changing
ASL	state 1. To express with authority 2. A geopolitical section of the United States, for example, the 50 states in America
ASL	strategy strategies a plan or policy Karen had a strategy that always let her win at tick tack toe.
ASL	structure the way a building or object is constructed or put together The three legged stool has a stable structure.
ASL	subtle not obvious, faint, delicate Brian's suggestion was so subtle that Bethany thought it was her idea.
ASL	sulfur a yellow element that burns with the smell of matches After the fireworks I could smell the sulfur in the air.
ASL	surface area A measure of the number of square units needed to cover the outside of a figure(cfSurface Area and Volume Discussions).
ASL	survive To continue to live Alice was the only person that survived the plane crash.
ASL	susceptible people that haven't had the disease so they can get it
ASL	swept Past tense of sweep, to brush or move across As the moon moved in its orbit, an imaginary line connecting the moon to the Earth passed through or swept over an area.
ASL	symptom symptoms physical or mental sign of disease The symptoms of a cold are coughing, sneezing, and fever.
ASL	system of equations Two or more equations with common variables.
ASL	systematically regular, dependable, according to a system The tournament systematically eliminated the weaker teams.
T
ASL	temple the side of the head between the ear and the forehead The hair on his temple is turning gray.
ASL	terminal the end point, destination, fatal The terminal bud makes a chemical that slows the growth of all the other buds.
ASL	termites an ant-like social insect that lives in and eats wood The floor broke because the termites had eaten tunnels in it.
ASL	tessellation A tessellation is a repeated geometric design that covers a plane without gaps or overlaps (cfWhat Is A Tessellation Discussion).
ASL	tolerate tolerance allow to happen without interfering It was easy for Betty to tolerate her brother's loud music.
ASL	total eclipse The Sun, Earth and Moon line up so the Moon or Sun appears to completely disappear.
ASL	tough hard to break, tear or chew The steak was so tough that I couldn't eat it.
ASL	toxins poisons, a chemical that can cause a rash, sickness or death.
ASL	transition period time during which a thing changes from one state to another After the election the government entered a two month transition period.
ASL	traverses travels across
ASL	trunk the main stem of a tree, the body excluding the head, arms and legs The bullet proof vest protected his trunk.
U
ASL	ultimate best achievable The football team's ultimate goal was winning the state championship.
ASL	uncertainty How much the answer or data varies from the average answer Example if the average is 15 cm and the largest was 17 cm. In this experiment the value was 15 + 2 cm. This means my data varied between 15 -2 or 13 and 15 + 2 or 17. The uncertainty is expressed as 15 + (plus or minus) 2.
ASL	uniform unvarying George cut the hedge to a uniform length.
ASL	units quantity as a standard measurement, meters, grams etc The units of speed are miles per hour.
V
ASL	vaccination a shot given to immunize against a disease Doctors give retired people vaccinations against the flu so they won't get sick.
ASL	vast very large The vast ocean stretched as far as Karen could see.
ASL	vibration moving back and forth rapidly During a football game, the drum's vibrations were felt by the deaf players at Gallaudet University.
ASL	visualize to imagine a picture She visualized her dive as she stood on the platform.
ASL	volume A measure of the number of cubic units needed to fill the space inside an object (cf Surface Area and Volume Discussion).
W
ASL	wander to move aimlessly or unpredictably
ASL	waterways rivers or lakes where boats can sail Tom rode his jet ski on every waterway in Kansas.