O OneWordDaily
AI-generated image
Word of the Day Tuesday, June 9, 2026

filament

/ˈfɪləmənt/ noun · British & US
Valid in UKValid in US
Share WhatsApp

What does filament mean?

noun

A long, thin thread or fiber, especially one used in a light bulb or other electrical device. A thin, thread-like structure, such as a nerve or a blood vessel.

Example

"The filament in the light bulb was damaged and needed to be replaced."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for filament

Rhymes with filament

Etymologically related