Meaning of FILAMENT in English

FILAMENT

fil ‧ a ‧ ment /ˈfɪləmənt/ BrE AmE noun [countable]

[ Date: 1500-1600 ; Language: Medieval Latin ; Origin: filamentum , from Latin filum 'thread' ]

a very thin thread or wire:

an electric filament

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.