/ Dictionary / Index S semination: Meaning and Definition of Find definitions for: sem•i•na•tion Pronunciation: (sem"u-nā'shun), [key] — n. a sowing or impregnating; dissemination. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. seminary seminiferous Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language