adjective relating to or containing keratin, a tough protein found in the skin, hair, and nails
In dermatology, 'keratinous' is used to describe skin conditions where keratin production is abnormal, such as keratosis pilaris.
In biology, 'keratinous' is used to describe structures that contain keratin, such as hair, nails, feathers, and horns.
In zoology, 'keratinous' is used to describe anatomical features of animals that are composed of keratin, such as beaks, claws, and scales.
In the field of cosmetology, writers may use the term 'keratinous' to describe hair or skin that is composed of or contains keratin protein.
Dermatologists may use 'keratinous' to refer to skin conditions such as keratosis pilaris, which causes small, hard bumps on the skin due to overproduction of keratin.
Hair stylists may use 'keratinous' to describe hair that is strong, healthy, and well-moisturized due to the presence of keratin protein.