actuator
Americannoun
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a person or thing that actuates.
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a servomechanism that supplies and transmits a measured amount of energy for the operation of another mechanism or system.
Etymology
Origin of actuator
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Many key humanoid components are also found within the EV ecosystem, such as motors, actuator power electronics, magnets and advanced motion-control bearings,” wrote Sheppard.
From Barron's ● Jun. 1, 2026
"It's been investigated for many years," says Read, acknowledging that elastomers have yet to revolutionise actuator tech.
From BBC ● Feb. 5, 2026
For one thing, that requires a back-driveable actuator.
From BBC ● Feb. 5, 2026
This focused contraction allowed the muscle to pull the posts much closer together -- five times closer -- compared with previous muscle actuator designs.
From Science Daily ● Apr. 8, 2024
Right now I'm at the nine o'clock actuator.
From Tight Squeeze by Ing, Dean Charles
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
