(n.) A local and habitual convulsive motion of certain muscles; especially, such a motion of some of the muscles of the face; twitching; velication; -- called also spasmodic tic.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). tic. Retrieved September 23, 2026, from http://smartdefine.org/tic/definitions/2072554 |
| Chicago | Webster's. 2011. "tic" http://smartdefine.org/tic/definitions/2072554 (accessed September 23, 2026). |
| Harvard | Webster's 2011, tic, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/tic/definitions/2072554>. |
| MLA | Webster's. "tic" 28 May 2011. Web. 23 September 2026. <http://smartdefine.org/tic/definitions/2072554> |