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Quantity vs Weight - What's the difference?

quantity | weight |

In mathematics|lang=en terms the difference between quantity and weight

is that quantity is (mathematics) indicates that the entire preceding expression is henceforth considered a single object while weight is (mathematics) to assign weights to individual statistics.

As nouns the difference between quantity and weight

is that quantity is 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 while weight is the force on an object due to the gravitational attraction between it and the earth (or whatever astronomical object it is primarily influenced by).

As a verb weight is

to add weight to something, in order to make it heavier.

quantity

Noun

(quantities)
  • 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.
  • 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 .
  • 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.
  • 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.
  • (metrology) Property of a phenomenon, body, or substance, where the property has a magnitude that can be expressed as number and a reference.
  • (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, (\sum x)^2, read "summation of x, quantity squared," tells us to first add up all the xs to get \sum x and then square \sum x to get (\sum x)^2.
  • * 1985 , Serge Lang, Math!: Encounters with High School Students , p54
  • ANN. ra quantity cubed.
    SERGE LANG. That's right, (ra)^3.

    Usage notes

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

    Synonyms

    * Qty

    See also

    * measure * unit

    weight

    English

    Noun

    (wikipedia weight) (en noun)
  • The force on an object due to the gravitational attraction between it and the Earth (or whatever astronomical object it is primarily influenced by).
  • An object used to make something heavier.
  • A standardized block of metal used in a balance to measure the mass of another object.
  • Importance or influence.
  • * {{quote-book, year=1897, author=
  • , title= , chapter=1 citation , passage=I liked the man for his own sake, and even had he promised to turn out a celebrity it would have had no weight with me. I look upon notoriety with the same indifference as on the buttons on a man's shirt-front, or the crest on his note-paper.}}
  • * 1907 Alonso de Espinosa, Hakluyt Society & Sir Clements Robert Markham, The Guanches of Tenerife: the holy image of Our Lady of Candelaria, and the Spanish conquest and settlement, Printed for the Hakluyt Society, p116
  • Another knight came to settle on the island, a man of much weight and position, on whom the Adelantados of all the island relied, and who was made a magistrate.
  • * 1945 Mikia Pezas, The price of liberty, I. Washburn, Inc., p11
  • "You surely are a man of some weight around here," I said.
  • (weightlifting) A disc of iron, dumbbell, or barbell used for training the muscles.
  • * He's working out with weights .
  • (physics) Mass (net weight, atomic weight, molecular weight, troy weight, carat weight, etc.).
  • (statistics) A variable which multiplies a value for ease of statistical manipulation.
  • (topology) The smallest cardinality of a base.
  • (typography) The boldness of a font; the relative thickness of its strokes.
  • (visual art) The relative thickness of a drawn rule or painted brushstroke, line weight.
  • (visual art) The illusion of mass.
  • (visual art) The thickness and opacity of paint.
  • pressure; burden
  • the weight of care or business
  • * Shakespeare
  • The weight of this sad time.
  • * Milton
  • For the public all this weight he bears.
  • The resistance against which a machine acts, as opposed to the power which moves it.
  • Derived terms

    * flyweight * heavyweight * lightweight * pseudoweight * pull one's weight * throw one's weight around * topweight * weightful, weightfully, weightfulness * weightlifter * weightlifting * weight of the world * weighty * welterweight

    Verb

    (en verb)
  • To add weight to something, in order to make it heavier.
  • To load, burden or oppress someone.
  • (mathematics) To assign weights to individual statistics.
  • To bias something; to slant.
  • (horse racing) To handicap a horse with a specified weight.