Hyaluronic-Acid and Retinol

Hyaluronic-Acid

Hyaluronan (also called hyaluronic acid or hyaluronate or HA) is an anionic, nonsulfated glycosaminoglycan distributed widely throughout connective, epithelial, and neural tissues.

hyaluronic acid n : a viscous mucopolysaccharide found in the connective tissue space and the synovial fluid of movable joints and the humors of the eye; a cementing and protective substance

Retinol

Retinol is one of the animal forms of vitamin A. It is a diterpenoid and an alcohol. It is convertible to other forms of vitamin A, and the retinyl ester derivative of the alcohol serves as the storage form of the vitamin in animals.

retinol n : an unsaturated alcohol that occurs in marine fish-liver oils and is synthesized biologically from carotene [syn: {vitamin A1}]

Retinol \Ret"i*nol\, n. [Gr. ??? resin + L. oleum oil.] 1. (Chem.) A hydrocarbon oil {C32H16}, obtained by the distillation of resin, -- used as a solvent, as an antiseptic, and in printer's ink. [1913 Webster +PJC] 2. One of the compounds which function as vitamin A. Called also {vitamin A}, {vitamin A1} and {vitamin A alcohol}. See {vitamin A1}. [PJC]

Data Sources:

  • hyaluronic-acid: WordNet (r) 2.0
  • retinol: WordNet (r) 2.0
  • retinol: The Collaborative International Dictionary of English v.0.44

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