Thesaurus

actuate

verb

Definition of ACTUATE

1
to cause to function <a light actuated by a motion detector> <the alarm system actuates the door locks>
2
to set or keep in motion <hearing depends on sound vibrations that actuate the complex mechanism of that sensory organ, the ear>

March 27, 2015
quiescent Hear it
Tranquilly at rest or causing no trouble
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears