Etymology

triliteral

T1R1I1L1I1T1E1R1A1L1

Today it means: Consisting of three letters. Full definition →

Proto-Indo-European *h₂élisder.? ← Latin lītera ← English 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. Latinlītera
  7. Proto-Indo-European*h₂el-
  8. Proto-Indo-European*h₂élisder.?
  9. English todaytriliteral

From tri- + Latin lītera (“letter”) + English -al.

Etymology from Wiktionary, CC BY-SA 4.0.