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      zero
      noun
      The numeric symbol that represents the cardinal number zero.
      The digit 0 in the decimal, binary, and all other base numbering systems.
      (informal, uncountable) Nothing, or none.
      The value of a magnitude corresponding to the cardinal number zero.
      The point on a scale at which numbering or measurement originates.
      (mathematics) A value of the independent variables of a function, for which the function is equal to zero.
      (mathematics, algebra) The additive identity element of a monoid or greater algebraic structure, particularly a group or ring.
      (finance) A security which has a zero coupon (paying no periodic interest).
      (slang) A person of little or no importance.
      (military, usually capitalized) A Mitsubishi A6M Zero, a long range fighter aircraft operated by the Imperial Japanese Navy Air Service from 1940 to 1945.
      A setting of calibrated instruments such as a firearm, corresponding to a zero value.
      verb
      (transitive) To set some amount to be zero.
      To disappear or make something disappear.
      To adjust until the variance is reduced to an acceptably low amount.
      adjective
      (postpositive) Used in the names of foodstuffs, especially beverages, to indicate a version with no calories
      (meteorology) Of a cloud ceiling, limiting vision to 50 feet (15 meters) or less.
      (meteorology) Of horizontal visibility, limited to 165 feet (50.3 meters) or less.
      (linguistics) Present at an abstract level, but not realized in the surface form.
      Roots
      sifrzero- · Arabic · zero, cipher
      Synonyms for zero
      nilnzilchnnaughtnnulladjnothingnaughtnnixncipherv
      Words related to zero
      subzeroadjnonzerominusnzerothadjnonnegativeadjequalsvnondecimaladjequalingvcentigradeadjnonenmaximumadjminimaladjcountingnequaledvnegligibleadjnaryadjnumericadjnonexistentadjminimaminimumadjsubtractvnegatoryadjsubminimumadjintegernisoclinaln

      Synonyms & related words for zero

      Find synonyms, related words, and the definition of zero — including nil, zilch, naught, null, nothing, aught. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

      Words related to zero

      Explore words related to zero — words associated with it, words that go with it, and its nearest matches in meaning. Related words include subzero, nonzero, minus, zeroth, nonnegative, equals, no, decimal. Click any word to make it the center of the map and keep exploring the web of connections.

      Synonyms for zero

      Common synonyms for zero include nil, zilch, naught, null, nothing, aught, nix, cipher — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

      Where does zero come from?

      The word zero breaks down into one root of Arabic origin: the root zero-, from Arabic sifr (“zero, cipher”). Explore each root to see other English words built from the same source.

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