1. a small nerve or nerve fiber
Usage: anatomy
2. a small vein in a leaf or insect wing
Usage: botany; entomology

Examples

• The microscope revealed tiny nervules branching throughout the tissue.
• Each nervule carries electrical signals to different parts of the body.
• The botanist examined the nervules in the leaf under magnification.
• Insect wings contain a network of nervules that provide structural support.
• The nervules in butterfly wings create intricate patterns.
• Damage to these small nervules can affect sensation in the fingertips.