/ Dictionary / Index T tetraspore: Meaning and Definition of Find definitions for: tet•ra•spore Pronunciation: (te'tru-spôr", -spōr"), [key] — n. Bot. one of the four asexual spores produced within a tetrasporangium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tetraspore (Thesaurus) tetrasporangium tetrastich Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language