Etymology

fibrillar

F4I1B3R1I1L1L1A1R1

Today it means: Of or pertaining to fibrils. Full definition →

Proto-Indo-European *h₂élisder.? ← English fibril
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The story

  1. Englishfibril
  2. Proto-Indo-European*h₂el-
  3. Proto-Indo-European*h₂élisder.?
  4. English todayfibrillar

From fibril + -ar.

Etymology from Wiktionary, CC BY-SA 4.0.