Definitions

1. noun

A small bundle or cluster of nerve fibers or muscle fibers.

“The scientist studied the fasciculus in the brain to understand its role in memory formation.”

2. noun

A small bundle or cluster of fibers, especially of muscle, in an organism.

“The fasciculus in the muscle contracted and released in a rhythmic pattern.”

3. noun

A small bundle of fibers in a plant, especially in the stem or root.

“The fasciculus in the plant’s stem helped to transport water and nutrients.”