different between quantity vs epsilon

English

Etymology

From Middle English quantite, from Old French quantité, from Latin quantit?s (“quantity”), from quantus (“how much”).

Pronunciation

• (UK) IPA^(key): /?kw?n.t?.ti/
• (General American) enPR: kw?n?(t)?t?, IPA^(key): /?kw?n(t)?ti/, [?k?w?n(?)??i], [?k?w?n(t?)?t?i]
  • Note: This is with a relaxed middle T, and is only used in colloquial contexts by many speakers.
• (Canada) IPA^(key): /?kw?nd?di/, /?kw?n???i/
• (obsolete) IPA^(key): /?kwæn.t?.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.

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.

3. A specific measured amount.

4. A considerable measure or amount.

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.
   • 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, ${\displaystyle (\sum x)^{2}}$, 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 ${\displaystyle (\sum x)^{2}}$.

   • 1985, Serge Lang, Math!: Encounters with High School Students, p54

     ANN. ${\displaystyle ra}$ quantity cubed.

     SERGE LANG. That's right, ${\displaystyle (ra)^{3}}$.

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

Derived terms

• unknown quantity

Related terms

Translations

See also

• measure
• unit

Further reading

• 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

English

Etymology

From Ancient Greek ? ????? (è psilón, “simple ?”).

Pronunciation

• (Received Pronunciation) IPA^(key): /?p?sa?.l?n/, /??p.s??l?n/
• (General American) IPA^(key): /??p.s??l?n/, /??p.s?.l?n/

Noun

epsilon (countable and uncountable, plural epsilons or epsila)

1. The name for the fifth letter of the Greek alphabet, ? or ?, preceded by delta (?, ?) and followed by zeta (?, ?).
2. (phonetics) In IPA, the phonetic symbol ? that represents the open-mid front unrounded vowel.
3. (mathematics) An arbitrarily small quantity.
4. (computing, colloquial) Something negligible or insignificant.

   Yes, we have to convert all the symbol names to upper case at startup, but that’s epsilon.

5. (finance) The percentage change in an option value with respect to the underlying dividend yield.

Hypernyms

• (measure of derivative price sensitivity): Greeks (includes list of coordinate terms)

Translations

Anagrams

• pile ons, pile-ons, piles on, pilones, pinoles, sinople

Czech

Noun

epsilon n

1. epsilon

Dutch

Etymology

From Ancient Greek ?????? (epsilón, “the letter ?”).

Pronunciation

• IPA^(key): /??psil?n/
• Hyphenation: ep?si?lon

Noun

epsilon m or f (plural epsilons, diminutive epsilonnetje n)

1. The name for the fifth letter of the Greek alphabet.
2. (phonetics) The IPA symbol that represents the open-mid front unrounded vowel.
3. (mathematics) An arbitrarily small quantity.

Finnish

(index ep)

Etymology

< Ancient Greek ?????? (èpsilón).

Pronunciation

• IPA^(key): /?epsilon/, [?e?ps?ilo?n]
• Rhymes: -epsilon
• Syllabification: ep?si?lon

Noun

epsilon

1. epsilon (Greek letter)

Declension

French

Pronunciation

• IPA^(key): /?p.si.l??/, /?p.si.l?n/

Noun

epsilon m (plural epsilon)

1. epsilon (Greek letter)

Further reading

• “epsilon” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Anagrams

• épilons, pelions, sinople

Italian

Noun

epsilon m or f (invariable)

1. epsilon (Greek letter)

Anagrams

• nespoli, spelino, splenio

Serbo-Croatian

Pronunciation

• IPA^(key): /?psilo?n/
• Hyphenation: e?psi?lon

Noun

èpsil?n m (Cyrillic spelling ????????)

1. epsilon, the Greek letter ?, ?

Declension