molt(noun, verb) noun1. periodic shedding of the cuticle in arthropods or the outer skin in reptilesSimilar word(s): ecdysis, molting, moult, moultingDefinition categories: process, shedding, sloughing verb1. cast off hair, skin, horn, or feathersSimilar word(s): exuviate, moult, shed, sloughDefinition categories: body, cast, drop, shed, throw