Definition of moult

• v. t. - To shed or cast the hair, feathers, skin, horns, or the like, as an animal or a bird.
• v. t. - To cast, as the hair, skin, feathers, or the like; to shed.
• n. - The act or process of changing the feathers, hair, skin, etc.; molting.
• v. & n. - See Molt.