Etymology

protofilament

P3R1O1T1O1F4I1L1A1M3E1N1T1

Today it means: A filament of polymerized tubulin in a cell, which becomes part of a microtubule Full definition →

English filament ← Medieval Latin fīlāmentum ← Late Latin fīlō
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The story

  1. Proto-Indo-European*per-der.?
  2. Proto-Indo-European*pér
  3. Proto-Indo-European*pró
  4. Ancient Greekπρό (pró)
  5. Ancient Greekπρῶτος (prôtos)
  6. Ancient Greekπρωτο- (prōto-)
  7. Englishproto-
  8. Proto-Indo-European*gʷʰiH-(s-)lo-
  9. Proto-Italic*fī(s)lom
  10. Latinfīlum
  11. Late Latinfīlō
  12. Medieval Latinfīlāmentum
  13. Englishfilament
  14. English todayprotofilament

From proto- + filament.

Etymology from Wiktionary, CC BY-SA 4.0.