negate

Negate is defined as to deny, to prove false or to cause something to not be needed.

(verb)

  1. An example of to negate is to conduct a study to prove a theory false.
  2. An example of to negate is for an umbrella to take away the need for a hood.

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See negate in Webster's New World College Dictionary

transitive verb negated, negating

  1. to deny the existence or truth of
  2. to make ineffective

Origin: < L negatus: see negation

Related Forms:

See negate in American Heritage Dictionary 4

transitive verb ne·gat·ed, ne·gat·ing, ne·gates
  1. To make ineffective or invalid; nullify.
  2. To rule out; deny. See Synonyms at deny.
  3. Computer Science To perform the machine logic operation NOT gate.

Origin:

Origin: Latin negāre, negāt-, to deny; see ne in Indo-European roots

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Related Forms:

  • ne·gaˈtor, ne·gatˈer noun

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