ternārĭus — Lewis & Short
ternārĭus, a, um, adj.terni,
I containing or consisting of three, ternary.
I Adj.:
scrobes,i. e. of three feet, Col. 11, 2, 28:
numerus,Aus. Idyll. 11 praef. —
II Subst.: ternārĭus, ii, m., for triens, a third of an as, Pelag. Vet. 16.