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quantity

[kwon-ti-tee]

Origin

noun, plural -ties.

a particular or indefinite amount of anything: a small quantity of milk; the ocean's vast quantity of fish.

an exact or specified amount or measure: Mix the ingredients in the quantities called for.

a considerable or great amount: to extract ore in quantity.

Mathematics.

the property of magnitude involving comparability with other magnitudes.

something having magnitude, or size, extent, amount, or the like.

magnitude, size, volume, area, or length.

Music. the length or duration of a note.

EXPAND

Logic. the character of a proposition as singular, universal, particular, or mixed, according to the presence or absence of certain kinds of quantifiers.

that amount, degree, etc., in terms of which another is greater or lesser.

Prosody, Phonetics. the relative duration or length of a sound or a syllable, with respect to the time spent in pronouncing it; length.

Law. the nature of an estate as affected by its duration in time.

COLLAPSE

Origin:
1250–1300; Middle English quantite < Old French < Latin quantitās, equivalent to quant(us) how much + -itās -ity

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Link To quantity

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Quantity is always a great word to know.

So is function. Does it mean:

a variable in a functional relation whose value determines the value or values of other variables, such as x in the relation y = 3x

a relation between two sets in which one element of the second set is assigned to each element of the first set, the operator

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Collins

World English Dictionary

quantity (ˈkwɒntɪtɪ)

—n , pl -ties
1.	a. a specified or definite amount, weight, number, etc
	b. (as modifier): a quantity estimate
2.	the aspect or property of anything that can be measured, weighed, counted, etc
3.	a large or considerable amount
4.	maths an entity having a magnitude that may be denoted by a numerical expression
5.	physics a specified magnitude or amount; the product of a number and a unit
6.	logic the characteristic of a proposition dependent on whether it is a universal or particular statement, considering all or only part of a class
7.	prosody the relative duration of a syllable or the vowel in it

usage The use of a plural noun after quantity of as in a large quantity of bananas was formerly considered incorrect, but is now acceptable

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline

Word Origin & History

quantity

early 14c., from O.Fr. quantite (Fr. quantité), from L. quantitatem (nom. quantitas, coined as a loan-translation of Gk. posotes) "relative greatness or extent," from quantus "how much," from quam "how, how much."

Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage

Science Dictionary

quantity

(kwŏn'tĭ-tē) Pronunciation Key
Something, such as a number or symbol that represents a number, on which a mathematical operation is performed.

American Heritage

Idioms & Phrases

quantity

see unknown quantity.