Defn: The coëxistence among individuals of the same species of three distinct forms, not connected, as a rule, by intermediate gradations; the condition among individuals of the same species of having three different shapes or proportions of corresponding parts; — contrasted with polymorphism, and dimorphism. Heterogonous trimporphism (Bot.), that condition in which flowers of plants of the same species have three different lengths of stamens, short, medium, and long, the blossoms of one individual plant having short and medium stamens and a long style, those of another having short and long stamens and a style of medium length, and those of a third having medium and long stamens and a short style, the style of each blossom thus being of a length not represented by its stamens.
TRIMURTI
Tri*mur"ti, n. Etym: [Skr. trim; tri three + m body.] (Hindoo Myth.)
Defn: The triad, or trinity, of Hindoo gods, consisting of Brahma, the Creator, Vishnu, the Preserver, and Siva, the Destroyer. [Spelled also Trimurtti.]
TRIMYARIAN
Trim`y*a"ri*an, n. Etym: [Pref. tri + Gr. (Zoöl.)
Defn: A lamellibranch which has three muscular scars on each valve.
TRINAL Tri"nal, a. Etym: [L. trinus triple, trini three each, fr. tres, tria, three. See Three, and cf. Trine, a. & n., Tern, a.]
Defn: Threefold. "Trinal unity." Milton.
In their trinal triplicities on high. Spenser.
TRINDLE
Trin"dle, v. t. & n.
Defn: See Trundle.
TRINE
Trine, a. Etym: [See Trinal.]