Ter·ni·on n. The number three; three things together; a ternary.
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ternion
n : the cardinal number that is the sum of one and one and one
[syn: three, 3, III, trio, threesome, tierce,
leash, troika, triad, trine, trinity, ternary,
triplet, tercet, terzetto, trey, deuce-ace]