Dictionary
the•mat•ic
Pronunciation: (thē-mat'ik), [key]—
adj.
1. of or pertaining to a theme.
2. Gram.
a. (of a word or words) of, pertaining to, or producing a theme or themes.
b. (of a vowel) pertaining to the theme or stem: the thematic vowel ends the stem and precedes the inflectional ending of a word form, as
i in Latin
audiō “I hear.”
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.