/ Dictionary / Index Z zoosperm: Meaning and Definition of Find definitions for: zo•o•sperm Pronunciation: (zō'u-spûrm"), [key] — n. zoospore. spermatozoon. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. zoosemiotics zoosporangium Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language