Definitions

1. noun

a long, thin thread or wire, typically made of a fibrous or metallic material, used in a light bulb or other electrical device.

“The damaged filament in the light bulb needed to be replaced.”

2. noun

a thin thread or wire of a plant, such as a cotton plant, from which the fibers are obtained.

“The cotton filament was extracted from the cotton plant to make yarn.”

3. noun

a thin, thread-like structure, especially in the cells of an animal or plant.

“The filament in the cell was damaged and could not be repaired.”

4. verb

to produce or cause something to form a thread or thread-like structure.

“The new technology will filament the material into a fine thread.”