noun Download 🔗Share A hind wing on an insect. Examples : "The moth flashed its vibrant underwings as it flew away from the porch light. " insect animal biology part Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A member of the genus Catocala, a nocturnal moth which usually has brightly coloured underwings. Examples : "The collector carefully pinned the underwings, their crimson markings vibrant against the dark background. " animal insect nature organism Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share The underside of a bird's wing. Examples : "As the hawk soared overhead, we could see the bright white feathers of its underwings. " bird anatomy animal part Chat with AIVocabulary GamePractice Reading