Look up fascicle in Wiktionary, the free dictionary.

Fascicle or fasciculus may refer to:

Anatomy and histology

• Muscle fascicle, a bundle of skeletal muscle fibers
• Nerve fascicle, a bundle of axons (nerve fibers)
  • Superior longitudinal fasciculus
    • Arcuate fasciculus
  • Gracile fasciculus
  • Cuneate fasciculus
  • Dorsal longitudinal fasciculus
  • Medial longitudinal fasciculus
  • Flechsig's fasciculus
• Fascicular pattern of histopathologic architecture

Botany

• Fascicle (botany), a cluster of flowers or leaves, such as the bundles of the thin leaves (or needles) of pines
• A discrete bundle of vascular tissue

Other uses

• Fasciculus, a fossil comb jelly
• Fasciculus Chemicus, a 17th-century anthology of alchemical writings
• Fascicle (book), a discrete section of a larger book or other published work issued in serial form