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zero

Pronunciation: /ˈzɪəɹəʊ/

The English word “zero” has 20 meanings listed here.

numeral

  1. The cardinal number occurring before one and that denotes no quantity or amount at all, represented in Arabic numerals as 0.

noun

  1. The numeric symbol that represents the cardinal number zero.
  2. The digit 0 in the decimal, binary, and all other base numbering systems.
  3. Nothing, or none.
  4. The value of a magnitude corresponding to the cardinal number zero.
  5. The point on a scale at which numbering or measurement originates.
  6. A value of the independent variables of a function, for which the function is equal to zero.
  7. The additive identity element of a monoid or greater algebraic structure, particularly a group or ring.
  8. A person dismissed as unimportant.
  9. A difference that is present at an abstract level, but not realized in the form, that is, superficially (on the surface).
  10. A casual misspelling of Zero ("a fighter aircraft operated by Imperial Japan during World War II").
  11. A setting of calibrated instruments such as a firearm, corresponding to a zero value.
  12. A security which has a zero coupon (paying no periodic interest).

determiner

  1. Synonym of no.

adjective

  1. Of a cloud ceiling, limiting vision to 50 feet (15 meters) or less.
  2. Of horizontal visibility, limited to 165 feet (50.3 meters) or less.
  3. Present at an abstract level, but not realized in the surface form.
  4. Used in the names of foodstuffs, especially beverages, to indicate a version with no calories

verb

  1. To set some amount to be zero.
  2. To disappear or make something disappear.

Etymology

Collectively borrowed from Early Modern Spanish zero, Middle French zero, and (their etymon) Old Italian zero, from Medieval Latin zēphirum, from Arabic صِفْر (ṣifr, “nothing; cipher”), itself calqued from Sanskrit शून्य (śūnyá, “void; nothingness”). Doublet of cipher and chiffre. Cognate with Spanish cero and French zéro.

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.