biofilament

Etymology tree
Proto-Indo-European *gʷeyh₃-der.
Ancient Greek βῐ́ος (bĭ́os)
Ancient Greek βῐο- (bĭo-)der.
English bio-
Proto-Indo-European *gʷʰiH-(s-)lo-der.
Proto-Italic *fī(s)lom
Latin fīlum
Proto-Indo-European *-h₂
Proto-Indo-European *-éh₂
Proto-Indo-European *-yéti
Proto-Indo-European *-eh₂yéti
Proto-Italic *-āō
Latin -ō
Late Latin fīlō
Proto-Indo-European *-mn̥
Proto-Indo-European *-mn̥tom
Proto-Italic *-mentom
Latin -mentum
Medieval Latin fīlāmentumbor.
English filament
English biofilament
From bio- + filament.