actuator

Fetched 2026-10-26 (cache).

Synonyms: actuate, activator, actuation, actuated, actuates, actuators, lactator, acutiator, aequator

Antonyms: actuate, activator, actuation, actuated, actuates, actuators, lactator, acutiator, aequator

Related words from Datamuse; suggestions, not definitions.

Noun

1. Something that [[actuate]]s something else.
2. A usually electric [[device]] that causes a [[mechanical]] device (i.e., a [[mechanism]]) to be [[switch]]ed on or off. For example; an [[electric motor]] that opens and closes a [[valve]].
3. {{lb|en|computer hardware}} The mechanism that moves the [[head]] [[assembly]] on a [[disk drive]].
4. {{lb|en|electrical}} A [[relay]] that controls the flow of electricity.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.