Word Study
trigamous
CIDE DICTIONARY
trigamous, a. [L. trigamus a thrice-married man, Gr. thrice married; (see Tri-) + marriage: cf. F. trigame.].
Having three sorts of flowers in the same head, -- male, female, and hermaphrodite, or perfect, flowers. [1913 Webster]
OXFORD DICTIONARY
trigamous, adj.
1 a three times married. b having three wives or husbands at once.
2 Bot. having male, female, and hermaphrodite flowers in the same head.
1 a three times married. b having three wives or husbands at once.
2 Bot. having male, female, and hermaphrodite flowers in the same head.
Derivative
trigamist n. trigamy n.
Etymology
Gk trigamos (as TRI-, gamos marriage)
For further exploring for "trigamous" in Webster Dictionary Online