Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun One that activates, especially a device responsible for actuating a mechanical device, such as one connected to a computer by a sensor link.

from The Century Dictionary.

  • noun One who or that which actuates or puts in action.

from the GNU version of the Collaborative International Dictionary of English.

  • noun rare One who actuates, or puts into action.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

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

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a mechanism that puts something into automatic action

Etymologies

Sorry, no etymologies found.

Examples

  • BGW: how about the word actuator instead of trigger with respect to Mr. Redneckerson...it carries more of the engineer chic that is so popular with the kids these days.

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  • The motor and 5: 1 gearbox are Swiss made, and the rudder actuator is sensitive to 64-steps, allowing 180-degree turns within a 12-foot-wide room.

    Remote Control Plane Lighter Than a Sheet of Paper | Impact Lab

  • Applying a voltage between the indium-tin-oxide coating and the film can cause it to bend downward, into the groove in the plastic: the film becomes an "actuator" - the moving part in a MEMS.

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  • The ribbed thing in this photo is one end of a Von Weise actuator, which is designed to tilt the dish left and right, to point at different satellites.

    FAZED

  • There's an included pamphlet with a paragraph each devoted to "actuator," "worm gear" and "motor," but I understand dictionaries also contain those words, and are much more efficient at killing bugs to boot.

    Cheap, Chintzy Robots: Part Two

  • There's an included pamphlet with a paragraph each devoted to "actuator," "worm gear" and "motor," but I understand dictionaries also contain those words, and are much more efficient at killing bugs to boot.

    Cheap, Chintzy Robots: Part Two

  • For example: If I'm working on the "actuator" visibility states, I don't want my valve type to change if a person wants to use a different actuator, therefore, I will select every element that is not an actuator.

    All Discussion Groups: Message List - root

  • For example: If I'm working on the "actuator" visibility states, I don't want my valve type to change if a person wants to use a different actuator, therefore, I will select every element that is not an actuator.

    All Discussion Groups: Message List - root

  • For example: If I'm working on the "actuator" visibility states, I don't want my valve type to change if a person wants to use a different actuator, therefore, I will select every element that is not an actuator.

    All Discussion Groups: Message List - root

  • Ultrasonic motors (USM) are a new type actuator which is based on the concept of driving the rotor by a mechanical vibration excited on the stator via piezoelectric effect.

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