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actuate

[ak-choo-eyt] /ˈæk tʃuˌeɪt/
verb (used with object), actuated, actuating.
1.
to incite or move to action; impel; motivate:
actuated by selfish motives.
2.
to put into action; start a process; turn on:
to actuate a machine.
Origin
1590-1600
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.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for actuate
  • The variable intermittent windshield wipers actuate automatically when raindrops are sensed.
  • The available variable intermittent windshield wipers actuate automatically when raindrops are sensed.
  • actuate all sorts of buzzing and beeping things as you walk by.
  • The high boom switch also failed to actuate the automatic shut-off valve.
  • The two orthogonal sets of comb drives actuate the output gear through a set of linkages.
  • Provide pressure sensitive alarm switch to actuate the fire alarm system.
  • Calls shall register with nursing staff and shall actuate a visible signal in the corridor at the patients' door.
  • The irrigators may actuate your valve by using a small step ladder to reach over a wall or fence from the alleyway.
  • Hydraulic fluid is used to actuate valves that allow steam to be transmitted to the turbine for the generation of electricity.
  • actuate the alternately flashing signal system by hand or foot control.
British Dictionary definitions for actuate

actuate

/ˈæktʃʊˌeɪt/
verb (transitive)
1.
to put into action or mechanical motion
2.
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 actuate
v.

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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