/ Dictionary / Index G gynaeceum: Meaning and Definition of Find definitions for: gyn•ae•ce•um Pronunciation: ( jin"u-sē'um, gī"nu-, jī"nu-), [key] — pl. -ce•a (among the ancient Greeks) the part of a dwelling used by women. gyn•ae•ce•um Pronunciation: ( jin"u-sē'um, gī"nu-, jī"nu-), [key] — pl. -ce•a gynoecium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. GYN gynaeco- 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