LATIN DICTIONARYLexicon Latīnum
adjective

at-tertĭārĭus

Meaning

  1. the whole and a third

at-tertĭārĭus (adt-), a, um, adj., = ἐπίτριτος,
I. the whole and a third, Vitr. 3, 1; cf. as.

Quick answers

What does at-tertĭārĭus mean in Latin?
at-tertĭārĭus, a adjective, means “the whole and a third”.