Quartary

//ˈkwɔɹtəɹi// adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Synonym of quartarius, quarter-sextarius, a Roman unit of liquid measure equivalent to about 0.14 L historical, obsolete, rare
  2. 2
    A Roman unit of mass, one-fourth of a Roman pound. historical, obsolete, rare
Adjective
  1. 1
    Synonym of quaternary: Of the fourth rank or order, fourth in a series. not-comparable, obsolete, proscribed

Etymology

Etymology 1

From Latin quārtārius (“quarter-sextarius, quarter-pint”), from quārtus (“fourth”) + -ārius (“-ary: forming adj.”). Equivalent to quart + -ary. Doublet of quartarius.

Etymology 2

From Latin quārtus (“fourth”) + -ary (adjective-forming suffix) within English in place of the correct form quaternary.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.