from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A motor that controls the action of the mechanical device in a servomechanism.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An electric motor in a servomechanism, especially one which incorporates feedback so it accurately positions the device.


from The American Heritage® Dictionary of the English Language, 4th Edition

French servomoteur : Latin servus, slave + French moteur, motor (from Old French, from Latin mōtor, that which sets in motion; see motor).

from Wiktionary, Creative Commons Attribution/Share-Alike License

From French servo-moteur, from Latin servus ("slave") + motor ("mover").


  • In the Tiguan, the ball nut is driven by a servomotor, which is linked to the ball-screw drive via a belt.

    Manufacturingtalk - manufacturing industry news

  • Fausto was pumping dance music straight through her skintenna, but that was silent to the world outside, and Tally heard every servomotor twitch in her new ceramic bones.

    Scott Westerfeld: Uglies Quartet

  • Can you imagine the "thrill" as one faintly hears the servomotor on a little robot arm pick up a rock on Mars?

    Thinking About the Vision - NASA Watch

  • Its customizable cylinder, which can handle up to 150 pounds, contains a GPS unit and servomotor for steering the parachute to a drop site up to 2 miles away.

    Special Delivery: Stara's Mosquito Air-Drops Right on Target

  • It was a tiny white Bakelite box that might have been anything, a fuse relay, a power seat servomotor, a container of breath mints that had fallen down under there and been forgotten.

    The Life of the World to Come

  • He blanched and set the reducer down next to its servomotor.

    Asimov's Science Fiction

  • There once was a fellow named Schroeder, Who buggered the vane servomotor.

    Gravity's Rainbow

  • The head rolled, the eyes flickered more and more dimly, a servomotor rattled dry bearings inside the broken shell.

    Ensign Flandry

  • One crashed on take-off: carrying irreplaceable instruments; somebody'd put a detonator in a servomotor.

    Space Platform

  • MAKE pal Andrew Lewis, who's part of the Upcraft. it team, created this Arduino powered, servomotor actuated sewing machine:

    MAKE Magazine


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  • According to Chris Cole in Wordplay, the longest sequence of repeated dashes in Morse code for a common word. See motto.

    June 2, 2008