1. Plural of fasciculus; small bundles or clusters, especially of nerve fibers, muscle fibers, or plant structures.
Usage: anatomy; botany; technical
2. In publishing, installments or parts of a work issued separately.
Usage: historical; publishing

Examples

• The fasciculi of the spinal cord transmit sensory and motor signals throughout the body.
• Muscle fasciculi are groups of muscle fibers bound together by connective tissue.
• The encyclopedia was published in fasciculi over several years.
• Nerve fasciculi can be identified under a microscope by their distinct organization.
• Plant fasciculi often appear as clusters of vascular tissue in leaves.
• The dictionary was released in fasciculi to make it more affordable for subscribers.