1. the emergence of an insect from its pupal case or from an egg
Usage: biology, entomology

Examples

• The butterfly's eclosion from its chrysalis was a remarkable transformation.
• Entomologists study the timing of eclosion in different insect species.
• After weeks in the pupal stage, the moth underwent eclosion.
• The eclosion of the cicadas marked the beginning of summer.
• Scientists observed the eclosion process under a microscope to understand insect development.
• Warm temperatures can trigger eclosion in many aquatic insects.