actuate

[ak-choo-eyt]
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; < Medieval Latin āctuāt(us) reduced to action (past participle of āctuāre), equivalent to Latin āctu(s) (see act) + -ātus -ate1

actuation, noun
deactuate, verb (used with object), deactuated, deactuating.
self-actuating, adjective
unactuated, adjective

activate, actuate, stimulate.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
actuate (ˈæktʃʊˌeɪt)
 
vb
1.  to put into action or mechanical motion
2.  to motivate or incite into action: actuated by unworthy desires
 
[C16: from Medieval Latin actuātus, from actuāre to incite to action, from Latin āctusact]
 
actu'ation
 
n
 
'actuator
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Example sentences
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.
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