# quantity

## quantity

synonyms, antonyms, definitions, examples & translations of quantity in English

English Online Dictionary. What means quantity‎? What does quantity mean?

## English

### Etymology

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

### Pronunciation

• (UK) IPA(key): /ˈkwɒn.tɪ.ti/
• (US) IPA(key): /ˈkwɑntɨti/, /ˈkwɑntɨɾi/, /ˈkwɑnɾɨɾi/, /ˈkwɑnɨɾi/
• Note: This is with a relaxed middle T, and is only used in colloquial contexts by many speakers.
• (obsolete) IPA(key): /ˈkwæn.tɪ.ti/

### Noun

quantity (countable and uncountable, plural quantities)

1. A fundamental, generic term used when referring to the measurement (count, amount) of a scalar, vector, number of items or to some other way of denominating the value of a collection or group of items.
You have to choose between quantity and quality.
2. An indefinite amount of something.
Some soap making oils are best as base oils, used in a larger quantity in the soap, while other oils are best added in a small quantity.
Olive oil can be used practically in any quantity.
3. A specific measured amount.
This bag would normally costs $497.50 for a quantity of 250, at a price of$1.99 per piece.
Generally it should not be used in a quantity larger than 15 percent.
4. A considerable measure or amount.
The Boeing P-26A was the first all-metal monoplane fighter produced in quantity for the U.S. Army Air Corps.
5. (metrology) Property of a phenomenon, body, or substance, where the property has a magnitude that can be expressed as number and a reference.
6. (mathematics) Indicates that the entire preceding expression is henceforth considered a single object.
x plus y quantity squared equals x squared plus 2xy plus y squared.
• 2006, Jerome E. Kaufmann and Karen Schwitters, Elementary and Intermediate Algebra: A Combined Approach, p 89
For problems 58-67, translate each word phrase into an algebraic expression. [] 65. x plus 9, the quantity squared
• 2005, R. Mark Sirkin, Statistics For The Social Sciences, p137
The second, ${displaystyle (\sum x)^}$, read "summation of x, quantity squared," tells us to first add up all the xs to get ${displaystyle \sum x}$ and then square ${displaystyle \sum x}$ to get ${displaystyle (\sum x)^}$.
• 1985, Serge Lang, Math!: Encounters with High School Students, p54
ANN. ${displaystyle ra}$ quantity cubed.
SERGE LANG. That's right, ${displaystyle (ra)^}$.

#### Usage notes

• In mathematics, used to unambiguously orate mathematical equations; it is extremely rare in print, since there is no need for it there.

• Qty

#### Derived terms

• unknown quantity

#### Translations

• measure
• unit

• quantity in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• quantity in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• quantity at OneLook Dictionary Search

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