gametangium
noun
gam·etan·gi·um ˌga-mə-ˈtan-jē-əm 
plural gametangia ˌga-mə-ˈtan-jē-ə
: a cell or organ (as of an alga, fern, or fungus) in which gametes are developed
Word History
Etymology
borrowed from German, from Gamet gamete + New Latin -angium "receptacle" (after sporangium)
Note: Introduced, together with the word Gamet, by Eduard Strasburger (see note at gamete).
First Known Use
1878, in the meaning defined above
Medical Definition
gametangium
noun
gam·etan·gi·um ˌgam-ə-ˈtan-jē-əm
plural gametangia -jē-ə
: a cell or organ in which gametes are developed