noun, plural tri·en·tes [trahy-en-teez] /traɪˈɛn tiz/.
  1. a copper coin of ancient Rome, issued during the Republic, a third part of an as.
  2. tremissis(def 1).

Origin of triens

First recorded in 1595–1605, triens is from the Latin word triēns third part Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018