1. to turn inside out or protrude outward, especially of a tubular or hollow structure
Usage: biology; medical; technical

Examples

• The tissue evaginates during the developmental process.
• When the organism is disturbed, it evaginates its internal structures as a defense mechanism.
• The membrane evaginates to form new cellular projections.
• During embryonic development, certain tissues evaginate to create specialized organs.
• The polyp evaginates its tentacles when feeding.