• Quantity


    • Canada IPA: /ˈkʍɑndədi/, /ˈkʍɑnɾəɾi/
    • UK IPA: /ˈkwɒn.tɪ.ti/
    Note: This is with a relaxed middle T, and should be considered colloquial pronunciation.


    From Latin quantitas ("quantity"), from quantus ("how much").

    Full definition of quantity



    (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.

    Usage notes

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


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