actuator

[ ak-choo-ey-ter ]
/ ˈæk tʃuˌeɪ tər /
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noun

a person or thing that actuates.
a servomechanism that supplies and transmits a measured amount of energy for the operation of another mechanism or system.

Nearby words

  1. actually,
  2. actuals,
  3. actuarial,
  4. actuary,
  5. actuate,
  6. actus reus,
  7. acuate,
  8. acuff,
  9. acuity,
  10. aculeate

Origin of actuator

First recorded in 1860–65; actuate + -or2

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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