Definitions

1. adjective

Having or resembling a thread or filament, especially in structure or texture.

“The filaceous texture of the spider’s web is what gives it its strength.”

2. noun

A filament or thread, especially one that is thin and weak.

“The filaceous strands connecting the cells in the plant’s stem.”

3. noun

A thread-like strand of a hypha in a fungus, especially one that forms the mycelium.

“The filaceous hyphae of the fungus broke down the organic matter.”