# quantity

Pronunciation: say "KWON-ti-tee" US /ˈkwɑn(t)ɪti/, UK /ˈkwɒn.tɪ.ti/

## Noun

1. An amount of something whose exact size is left unstated.
   - Simple: Some amount of something, without saying exactly how much.
   - _A certain quantity of grain was set aside for the winter._
   - _The recipe calls for only a tiny quantity of saffron._
2. A large or considerable amount of something.
   - Simple: A large amount of something, more than just a little.
   - _The warehouse held grain in such quantity that it took weeks to move._
   - _Wildflowers grew there in remarkable quantity each spring._
3. A particular amount of something that has been measured precisely.
   - Simple: An exact amount of something that has been measured out.
   - _Each container holds a measured quantity of fuel._
   - _The chemist recorded the precise quantity used in the experiment._
4. A measurable amount (a count, a size, or a value) used to express how much of something there is.
   - Simple: How much there is of something, shown as a number or a count.
   - _Every quantity in the formula must be measured in the same units._
   - _Physicists distinguish scalar quantities, which have only size, from vector quantities, which also have direction._
5. A property of a thing or event that has a magnitude expressible as a number together with a reference.
   - Simple: Something about an object that you can measure and give a number to.
   - _Mass is a quantity expressed as a number paired with a unit like the kilogram._
   - _Every measurable quantity needs both a value and a reference unit._
6. A spoken marker in mathematics showing that the whole expression just stated is to be treated as one single object.
   - Simple: A word said in math to group everything before it into one whole.
   - _The instructor dictated "two x plus five, quantity, all cubed" so students would enclose the sum first._
   - _He emphasized "quantity" while dictating so the binomial would count as a single unit._
7. In speech, the length of time for which a vowel or consonant sound is held.
   - Simple: How long a speech sound lasts when you say it.
   - _Vowel quantity distinguishes many word pairs in classical Latin verse._
   - _The poet's meter depended on the quantity of each syllable._

## Origin

From Middle English quantite, from Old French quantité, from Latin quantitās ("quantity"), which comes from quantus ("how much").

Source: DictionaryAI, https://dictionaryai.com/define/quantity (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).