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quantity

American  
[kwon-ti-tee] / ˈkwɒn tɪ ti /

noun

plural

quantities
  1. a particular or indefinite amount of anything.

    a small quantity of milk;

    the ocean's vast quantity of fish.

  2. an exact or specified amount or measure.

    Mix the ingredients in the quantities called for.

  3. a considerable or great amount.

    to extract ore in quantity.

  4. Mathematics.

    1. the property of magnitude involving comparability with other magnitudes.

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

    3. magnitude, size, volume, area, or length.

  5. Music. the length or duration of a note.

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

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

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

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


quantity British  
/ ˈkwɒntɪtɪ /

noun

    1. a specified or definite amount, weight, number, etc

    2. ( as modifier )

      a quantity estimate

  1. the aspect or property of anything that can be measured, weighed, counted, etc

  2. a large or considerable amount

  3. maths an entity having a magnitude that may be denoted by a numerical expression

  4. physics a specified magnitude or amount; the product of a number and a unit

  5. logic the characteristic of a proposition dependent on whether it is a universal or particular statement, considering all or only part of a class

  6. prosody the relative duration of a syllable or the vowel in it

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

quantity Scientific  
/ kwŏntĭ-tē /
  1. Something, such as a number or symbol that represents a number, on which a mathematical operation is performed.


quantity Idioms  

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

Etymology

Origin of quantity

First recorded in 1250–1300; Middle English quantite, from Old French, from Latin quantitās, from quant(us) “how much” + -itās -ity

Explanation

Quantity tells you “how much.” If you're concerned with quantity not quality, it's more important how many you have than how good they are. If you get confused about quantity vs. quality, remember that quant is close to count. In Latin, quantus means “how great” or “how much.” When you count how many oranges are in a bowl, you know the quantity. When you count the grains of sand in a desert, you're counting a very large quantity . . . and you need a new hobby.

Keep Reading on Vocabulary.com

Vocabulary lists containing quantity

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The oil intensity of U.S. gross domestic product, defined by the quantity of oil consumed per unit of economic output, has declined by 70% since the oil shocks of the 1970s.

From Barron's • May 11, 2026

“We have moved from quantity to quality,” says Ogar.

From Los Angeles Times • May 11, 2026

Further, the quantity available of noncarbon and low-carbon aviation fuels is insufficient, and the push for biofuels could increase global food prices.

From The Wall Street Journal • May 6, 2026

They sit there — stacked, slightly dusty, always in greater quantity than you remember buying — waiting for a moment that never quite arrives.

From Salon • May 5, 2026

The mystery to me is that there’s not much worth stealing in the dry-storage room, at least not in any fenceable quantity: “Is Gyorgi here, and am having 200—maybe 250—catsup packets. What do you say?”

From "Nickel and Dimed: On (Not) Getting By in America" by Barbara Ehrenreich

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