ternion

ternion

(ˈtɜːnɪən) nrare a group of three[C16: from Latin terniō triad, from ternī three each; related to ter thrice]

Ternion

 a company of three; a triad or set of three.Examples: ternion of angel hierarchies, 1652; of triumvirs, 1600; happy ternion of brothers, 1661.

Thesaurus

Noun

1.

ternion - the cardinal number that is the sum of one and one and one3, deuce-ace, III, tercet, ternary, terzetto, three, threesome, trey, triad, trine, trinity, trio, triplet, troika, tierce, leashdigit, figure - one of the elements that collectively form a system of numeration; "0 and 1 are digits"