1. of, relating to, or having an exoskeleton (a hard outer covering that supports and protects the body of certain animals)
Usage: commonly used in biology and zoology

Examples

• Insects have exoskeletal structures made of chitin.
• The exoskeletal armor of a beetle protects it from predators.
• Crustaceans rely on their exoskeletal framework for support.
• Unlike vertebrates, arthropods are exoskeletal animals.
• The exoskeletal design of spiders allows them to move with precision.