T / trīga
noun

trīga

gen. trīgae · gender feminine · decl. 1st
contr. from trijuga. *
A team of three horses; a chariot drawn by three horses
A team of three horses, or a chariot drawn by three horses, Dig. 21, 1, 38, § 14.—
A set of three; a triad; three
A set of three, a triad, three, Arn. 4, 136; cf. Anthol. Lat. 1, p. 439.