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Definitions from WordNet

Definitions from the Web

Keratin

Definition:

Keratin is a fibrous protein that forms the main structural component of hair, nails, feathers, and the outer layer of skin in humans and other animals.

Senses:

Sense 1: Biological Component

In biology, keratin refers to a group of tough and insoluble proteins present in various tissues and structures of organisms, providing strength, protection, and flexibility.

Related Products: Keratin shampoo, Keratin conditioner

Example Sentence:

The feathers of birds contain keratin, which helps in flight and provides protection against the elements.

Sense 2: Cosmetic Ingredient

In the field of cosmetics, keratin is widely used as an ingredient in beauty products due to its ability to strengthen and nourish hair and nails.

Related Products: Keratin hair treatment, Keratin nail strengtheners

Example Sentence:

She regularly applies keratin serum to her hair to restore its shine and improve its overall health.

Sense 3: Industrial Application

In industries, keratin is utilized for various purposes including the production of biodegradable films, adhesives, and textiles.

Related Products: Keratin powder, Keratin adhesive

Example Sentence:

The textile industry incorporates keratin fibers in the production of high-performance fabrics, as they possess excellent mechanical properties.