Hyaluronic Acid

**Semantic type:** Organic Chemical

**Definition:** A glucosaminoglycan consisting of D-glucuronic acid and N-acetyl-D-glucosamine disaccharide units that is a component of connective tissue, skin, vitreous humour, umbilical cord, synovial fluid and the capsule of certain microorganisms contributing to adhesion, elasticity, and viscosity of extracellular substances.

**Synonyms:** - HYALURONIC ACID - Hyaluronan - Hyaluronate