1. plural of exsertion; the act of thrusting out or protruding, especially of a body part or organ
Usage: technical; biology
2. plural of exsertion; in zoology, the extension or pushing out of an organ or appendage from the body
Usage: zoological; technical

Examples

• The exsertions of the insect's antennae allowed it to sense its environment.
• During mating, certain fish display exsertions of their fin structures.
• The biologist studied the exsertions of the sea anemone's tentacles.
• Exsertions of the snail's eye stalks occur when the animal is active.
• The specimen showed unusual exsertions of its gill structures.