tic: Meaning and Definition of

tic

1. a sudden, spasmodic, painless, involuntary muscular contraction, as of the face.
2. Seetic douloureux.
2. a persistent or recurrent behavioral trait; personal quirk: her distinctive verbal tics.

-tic

1. a suffix, equivalent in meaning tooccurring in adjectives of Greek origin (analytic), used esp. in the formation of adjectives from nouns with stems in -sis: hematotic; neurotic.