Associations to the word «Actuator»

Wiktionary

ACTUATOR, noun. Something that actuates something else, especially a mechanism that causes a device to be switched on or off
ACTUATOR, noun. (computing) The mechanism that moves the head assembly on a disk drive
ACTUATOR, noun. (electrical) A relay that controls the flow of electricity

Dictionary definition

ACTUATOR, noun. A mechanism that puts something into automatic action.

Wise words

Every once in a while, you let a word or phrase out and you want to catch it and bring it back. You can't do that. It's gone, gone forever.
Dan Quayle