The story
- Proto-Indo-European*men-
- Proto-Hellenic*mónwos
- Ancient Greekμόνος (mónos)
- Ancient Greekμονο- (mono-)
- Englishmono-
- Proto-Indo-European*gʷʰiH-(s-)lo-
- Proto-Italic*fī(s)lom
- Latinfīlum
- Late Latinfīlō
- Medieval Latinfīlāmentum
- Englishfilament
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- Englishfilamental
- English todaymonofilamental
From mono- + filamental.
Etymology from Wiktionary, CC BY-SA 4.0.