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See more synonyms for annihilator on Thesaurus.com
  1. a person or thing that annihilates.
  2. Mathematics. the set of all linear functionals that map to zero all elements of a given subset of a vector space.
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Origin of annihilator

First recorded in 1690–1700; annihilate + -or2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Examples from the Web for annihilator

Historical Examples

  • He felt that he was personally the annihilator of the collective aristocracy.

    The Goose Man

    Jacob Wassermann

  • I am that Snake, that Annihilator: "wherever I fasten, in a few seconds——."

  • It is nature as the annihilator that he lives with and glories in.

  • At Mr. Roumann's suggestion they all increased their hours of work on the Annihilator.

  • Also, if the gas is flaming, you can easily imagine what would happen to the Annihilator.