9 Grammatical Pitfalls


[ak-choo-eyt] /ˈæk tʃuˌeɪt/
verb (used with object), actuated, actuating.
to incite or move to action; impel; motivate:
actuated by selfish motives.
to put into action; start a process; turn on:
to actuate a machine.
Origin of actuate
1590-1600; < Medieval Latin āctuāt(us) reduced to action (past participle of āctuāre), equivalent to Latin āctu(s) (see act) + -ātus -ate1
Related forms
actuation, noun
deactuate, verb (used with object), deactuated, deactuating.
self-actuating, adjective
unactuated, adjective
Can be confused
activate, actuate, stimulate. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for actuated
  • Because, in addition to his desire to say it straight out, he is actuated by strong opposite motives.
  • He is actuated by the determination to have everything in character at all costs.
  • The clutch is electronically actuated by a button on on the bars and switches between fixed and freewheel drives.
  • One of the workers was killed when he was struck by a nail fired from a powder-actuated tool.
  • The basic timing parameters are essentially the same for all actuated controllers.
  • The actuated signal settings may be varied by time of day and day of week.
  • The actuated green interval is changeable and can be tailored to actual arrivals.
British Dictionary definitions for actuated


verb (transitive)
to put into action or mechanical motion
to motivate or incite into action: actuated by unworthy desires
Derived Forms
actuation, noun
actuator, noun
Word Origin
C16: from Medieval Latin actuātus, from actuāre to incite to action, from Latin āctusact
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for actuated



1590s, from Medieval Latin actuatus, past participle of actuare, from Latin actus (see act (n.)). Related: Actuated; actuating.

Online Etymology Dictionary, © 2010 Douglas Harper
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