Where does “trinitary” come from?

trinitary (English) comes from Latin trinitarius, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

trinitary (English): Relating to a trinity or set of three, especially the Holy Trinity

Definitions

  1. Relating to a trinity or set of three, especially the Holy Trinity

Ancestry of “trinitary”, step by step

StepLanguageWordMeaning
1Latintrinitariusternary, threefold, triple; Trinitarian
2Latin-āriuser
3Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)
Every word from Proto-Italic *-āzios
trinitary — Etymology, Origin & Word History | Etymology Explorer