A a


    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [ak-choo-ey-ter]
    • /ˈæk tʃuˌeɪ tər/
    • /ˈæktjʊeɪtə/
    • US Pronunciation
    • US IPA
    • [ak-choo-ey-ter]
    • /ˈæk tʃuˌeɪ tər/

Definitions of actuator word

  • noun actuator An actuator is a machine or part of a machine which moves or controls another part in response to an input. 3
  • noun actuator An actuator is the mechanical part of a switch that uses mechanical force to work the switch contacts. 3
  • noun actuator a person or thing that actuates. 1
  • noun actuator a servomechanism that supplies and transmits a measured amount of energy for the operation of another mechanism or system. 1
  • noun actuator Something that actuates something else, especially a mechanism that causes a device to be switched on or off. 1
  • noun actuator mechanism 1

Information block about the term

Origin of actuator

First appearance:

before 1860
One of the 29% newest English words
First recorded in 1860-65; actuate + -or2

Historical Comparancy

Parts of speech for Actuator


actuator popularity

A common word. It’s meaning is known to most children of preschool age. About 83% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

actuator usage trend in Literature

This diagram is provided by Google Ngram Viewer

Top questions with actuator

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See also

Matching words

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