Vitamin A form

• Vitamin A variety in medicine and cosmetics
• Relation sickens without a certain vitamin
• Skin cream ingredient
• Anti-aging vitamin
• An unsaturated alcohol that occurs in marine fish-liver oils and is synthesized biologically from carotene
• Another name for vitamin A

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Retinol \Ret"i*nol\, n. [Gr. ??? resin + L. oleum oil.] (Chem.) A hydrocarbon oil C32H16 , obtained by the distillation of resin, -- used as a solvent, as an antiseptic, and in printer's ink. One of the compounds which function as vitamin A. Called ...

WordNet Word definitions in WordNet
n. an unsaturated alcohol that occurs in marine fish-liver oils and is synthesized biologically from carotene [syn: vitamin A1 ]

Wiktionary Word definitions in Wiktionary
n. (context organic compound biochemistry English) A fat-soluble carotenoid vitamin (vitamin A), present in fish oils and green vegetables, essential to normal vision and to bone development.