triarian

adj, noun — 2 senses

adj

Etymology Latin triarii (plural), a class of Roman soldiers who formed the third rank from the front, from tres, tria (“three”).

Obsolete, Of soldiers Occupying the third post or rank.

Let the brave Second and Triarian Band Firm against all Impression stand1660, Abraham Cowley, A Poem on his Majesty's happy Restoration:

noun

Etymology Latin triarii (plural), a class of Roman soldiers who formed the third rank from the front, from tres, tria (“three”).

A soldier of the triarii

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.