OriginA contraction of ter or tri- (“thrice”) + iuga (“yoked”).
- declension-1, historicalA triga: a three-horse chariot during Roman times.
- declension-1, figurativelyA trio: a set of three things bound together.
“Otium Vindelicum sive Meletematum Historico-philosophicorum Triga” — Augsburg Idleness, or, a Triga of Historico-Philosophical Essays
Formstrīga(canonical, feminine) · trīgae(genitive) · trīga(nominative, singular) · trīgae(nominative, plural) · trīgae(genitive, singular) · trīgārum(genitive, plural) · trīgae(dative, singular) · trīgīs(dative, plural) · trīgam(accusative, singular) · trīgās(accusative, plural) · trīgā(ablative, singular) · trīgīs(ablative, plural) · trīga(singular, vocative) · trīgae(plural, vocative)
Source: Wiktionary