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Definition of actuate


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ac·tu·ate  audio  (kch-t) KEY  

TRANSITIVE VERB:
ac·tu·at·ed , ac·tu·at·ing , ac·tu·ates
  1. To put into motion or action; activate: electrical relays that actuate the elevator's movements.
  2. To move to action: a speech that actuated dissent.

ETYMOLOGY:
Medieval Latin cture , ctut-, from Latin ctus, act ; see act

OTHER FORMS:
actu·ation (Noun)


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The American Heritage® Dictionary of the English Language, Fourth Edition.
Copyright © 2000 by Houghton Mifflin Company.
Published by the Houghton Mifflin Company. All rights reserved.
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