filament

//ˈfɪləmənt//
C1Frequency Level 12Technical
Visual representation of filament

Noun

filamentSingular
filamentsPlural
1

A slender threadlike object or fiber, especially one found in animal or plant structures.

The scientist examined the delicate filaments of the spider's web under a microscope.

2

A thin wire in an electric light bulb that glows when heated by an electric current.

The filament in the old light bulb burned out and needed to be replaced.

3

The stalk of a stamen in a flower, bearing the anther.

The filament supports the anther at the top of the stamen.