Etymology

trinomial

T1R1I1N1O1M3I1A1L1

Today it means: Consisting of three names or parts or terms. Full definition →

English tri- ← Latin tri- ← Proto-Italic *tri-
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The story

  1. Proto-Indo-European*tréyes
  2. Proto-Indo-European*tri-
  3. Proto-Italic*tri-
  4. Latintri-
  5. Englishtri-
  6. English todaytrinomial

From tri- + -nomial.

Etymology from Wiktionary, CC BY-SA 4.0.