Lewis Short
bĭ-mărītus (noun M) : bis
* The husband of two wives (a word coined by Laterensis, the accuser of Plancius): bimaritum appellas, ut verba etiam fingas,Cic. Planc. 12, 30; and besides only in Hier. adv. Jovin. 1, n. 49.
Charlton T. Lewis, Charles Short, A Latin Dictionary