The story
- Proto-Indo-European*mey-der.?
- Ancient Greekμῑκρός (mīkrós)
- Ancient Greekμῑκρο- (mīkro-)
- Englishmicro-
- Proto-Indo-European*gʷʰiH-(s-)lo-
- Proto-Italic*fī(s)lom
- Latinfīlum
- Late Latinfīlō
- Medieval Latinfīlāmentum
- Englishfilament
- Proto-Indo-European*h₃ed-
- Proto-Indo-European*h₃édosder.?
- Englishfilamentous
- English todaymicrofilamentous
From micro- + filamentous.
Etymology from Wiktionary, CC BY-SA 4.0.