Longman Dictionary of Contemporary English homepage

Date: 1500-1600
Language: Medieval Latin
Origin: , past participle of actuare, from Latin actus; ACT1

actuate

 verb
     
ac‧tu‧ate [transitive] formal
1

be actuated by something

to behave in a particular way because of something:
He was actuated by violent jealousy.
2 to make a piece of machinery start to operate
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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