/ Dictionary / Index S spermatogenous: Meaning and Definition of Find definitions for: sper•ma•tog•e•nous Pronunciation: (spûr"mu-toj'u-nus), [key] — adj. producing spermatozoa. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. spermatogenesis spermatogonium Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language