Where does “filament” come from?

Filament comes from Medieval Latin filamentum, derived from Late Latin filo, from Latin filum meaning thread, ultimately from Proto-Indo-European gʷʰiH-(s-)lo-.

filament (English): A fine thread or wire; Such a wire, as can be...

Definitions

  1. A fine thread or wire; Such a wire, as can be...

Ancestry of “filament”, step by step

StepLanguageWordMeaning
1Medieval Latinfilamentum—
2Late Latinfiloto spin, draw out in a long line; dative singular...
3Latinfīlumthread, string, filament, fiber
4Proto-Italicfī(s)lom—
5Proto-Indo-EuropeangʷʰiH-(s-)lo-—

Words derived from “filament”

Every word from Proto-Indo-European gʷʰiH-(s-)lo- →Every word from Proto-Italic fī(s)lom →Every word from Latin fīlum →