actuator

Meaning

1. Something that actuates something else.
2. A usually electric device that causes a mechanical device (i.e., a mechanism) to be switched on or off. For example; an electric motor that opens and closes a valve.
3. The mechanism that moves the head assembly on a disk drive.
4. A relay that controls the flow of electricity.

Synonyms

adjuster

conchoid

conditioner

controller

executor

governor

operator

regulator

replenisher

servo

solenoid

accommodator

controlling element

operating portion

actuating mechanism

head actuator

actuating apparatus

execute component

action element

oil cylinder

electric solenoid

follow-up coil

adjusting instrument

speed setting controller

Translations

atuador

attuatore

déclencheur

actionneur

Auslöser

actuador

actuador

actuateur

ripetitore

activador

accionador

uyarıcı

mantıksal sürücü

المحرّك

eyleyici

Pronounced as (IPA)

/ˈæk.tjuː.eɪt.ə(ɹ)/

Etymology

From actuate + -or. First attested in 1652.