noun
- A small fiber or filament; a tiny thread-like structure.
Usage: Often used in biology and anatomy to describe microscopic fibrous structures.
Examples
- The muscle tissue is composed of many fibrillas working together.
- Under the microscope, the plant root showed delicate fibrillas extending into the soil.
- Collagen fibrillas provide structural support to the skin.
- The nerve fibrillas transmit signals throughout the body.