Trigamy
Pronunciation : Trig"a*my
Part of Speech : n.
Etymology : [L. trigamia,Gr. trigamie. See Trigamous.]
Definition : Defn: The act of marrying, or the state of being married, three times; also, the offense of having three husbands or three wives at the same time.
Source : Webster's Unabridged Dictionary, 1913