trigamy noun. ['trɪgǝmi] E17.
[Late Latin trigamia from Greek, from trigamos, from tri- TRI- + gamos marriage: see -Y³.]
1. Ecclesiastical Law. Remarriage after the death of two spouses. Now rare or obsolete. E17.

2. The state of having three wives or husbands at once; the action of twice going through forms of marriage with other persons while a legal marriage is still in existence. Cf. BIGAMY. M17.

■ trigamist noun a trigamous person M17.

■ trigamous adjective (a) Botany having male, female, and hermaphrodite flowers in the same head; (b) living in or involving trigamy: M19.

[TahlilGaran] English Dictionary ▲