Fasciculus
Part of speech: noun
Definition: A small bundle of nerve, muscle or tendon fibers.
Fascicle
Part of speech: noun
Definition: A bundle or cluster.A bundle of skeletal muscle fibers surrounded by connective tissue.A cluster of flowers or leaves, such as the bundles of the thin leaves (or needles) of pines.A discrete bundle of vascular tissue.A discrete section of a book issued or published separately.