/ Dictionary / Index P Protogenia: Meaning and Definition of Find definitions for: Pro•to•ge•ni•a Pronunciation: (prō"tu-ju-nī'u), [key] — n. Class. Myth. the first woman born after the great flood of Zeus, daughter of Deucalion and Pyrrha. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. protogalaxy Protogeometric Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language