Tic Definition

tĭk
tics
noun
Any involuntary, regularly repeated, spasmodic contraction of a muscle, generally caused by some type of disorder of the nervous system.
Webster's New World
Webster's New World
A quirk or habit of behavior or language.
Common phrases that have become verbal tics.
American Heritage Medicine

Shortened form of ticket.

Wiktionary
verb
To have a tic; produce tics.
Factors that affect the frequency of ticcing.
American Heritage Medicine
(intransitive) To exhibit a tic; to undergo convulsive muscle movements.
Wiktionary
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abbreviation

Other Word Forms of Tic

Noun

Singular:
tic
Plural:
tics

Origin of Tic

  • From French tic

    From Wiktionary

  • French

    From American Heritage Dictionary of the English Language, 5th Edition

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