Definitions

1. noun

A thread or filament, especially of a spider’s web.

“The entomologist carefully examined the intricate filum of the spider’s web.”

2. noun

A thin thread or filament of a plant, especially a vascular bundle.

“The filum in the stem of the plant played a crucial role in transporting nutrients.”

3. noun

A thin, thread-like structure, especially of a nerve or a tendon.

“The filum in the nerve was damaged, causing numbness in the patient’s hand.”