fibers

5 definitions • 4 examples

US spelling of

any of the thin parts like thread that form plant or artificial material, esp. those that can be made into cloth, or a mass of such parts twisted together:

[ C ] Police detectives found cloth fibers at the crime scene that matched those from the coat the suspect was wearing.

Fiber can also refer to thin, strong structures that connect the body:

[ U ] muscle fiber

the quality of a person’s character, esp. its moral strength:

He lacked the moral fiber to be president.

the part of foods eaten that is not digested but that passes through the body and is excreted as waste:

Doctors recommend a diet of fruits, vegetables, and grains that are high in fiber.