a. [f. Gr. τρίγαμ-ος thrice married (f. τρι- + γάμος wedding) + -OUS.]

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  1.  Characterized by, involving, or living in trigamy.

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1843.  Baton Rouge Gaz., 12 Aug., 3/2. Has not the statesman of Carolina invaded Mr. Van Buren’s household with bigamous, if not trigamous intent?

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1886.  Pall Mall G., 25 Jan., 4. ‘The Man with Three Wives’ never lives in the trigamous state.

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1900.  P. F. Willert, in Eng. Hist. Rev., July, 590. Bigamous and trigamous marriages.

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1908.  Daily Chron., 22 Jan., 5/5. All three combine to avenge the treachery of the trigamous husband.

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  2.  Bot. Having male, female, and hermaphrodite flowers in the same head. (Cf. POLYGAMOUS 3.)

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1842.  Brande, Dict. Sc., etc., Trigamous,… containing three sorts of flowers in the same flower-head; that is to say, males, females, and hermaphrodites.

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1900.  in B. D. Jackson, Gloss. Bot. Terms.

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