gynaeceum noun3 •The women's quarters in a household; (hence, loosely) any building or area for women.A master, however this may be, was very jealous of the inmates of his gyneceum, and he permitted no one to enter the place, which was protected as a sanctuary in the legislation of the Barbarians. — 1926 •A gynoecium.The androecium functions by providing the pollen-grains which are necessary to bring about fertilisation of the ovules in the gynaeceum. — 1929 •(no longer used) An establishment in Rome where female workers made clothing and furniture for royalty. formsgynaecea · gynaeceums