The Collaborative International Dictionary
Gynaecium
Gynaeceum \Gyn`[ae]*ce"um\ (j[i^]n`[-e]*s[=e]"[u^]m), Gynaecium
\Gyn`[ae]*ci"um\ (j[i^]n`[-e]*s[imac]"[u^]m), n. [L., fr. Gr.
gynaikei^on women's apartments, fr. gynh` a woman.]
That part of a large house, among the ancients, exclusively
appropriated to women. [Written also gyneceum, gynecium.]
--Tennyson.
Wiktionary
gynaecium
n. (alternative form of gynæceum English)