1. a large winged insect with long mandibles, whose aquatic larva (called a hellgrammite) is often used as fishing bait
Usage: entomology

Examples

• The dobsonfly emerged from the stream after spending years as a larva underwater.
• Anglers prize the dobsonfly’s larval stage as excellent bait for bass fishing.
• The male dobsonfly’s impressive mandibles are used primarily for grasping females during mating.
• We found a dobsonfly resting on the porch light after it was attracted by the bright bulb.
• The dobsonfly’s wingspan can reach up to five inches, making it one of the largest aquatic insects.
• Children were fascinated by the dobsonfly’s unusual appearance at the nature center.