/ Dictionary / Index P primary spermatocyte: Meaning and Definition of Find definitions for: pri'mary spermat'ocyte Pronunciation: [key] — Cell Biol. Cell Biol. See under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. primary sex characteristic primary stress Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language