Anti-aging vitamin

• Eye cream additive
• Relation sickens without a certain vitamin
• An unsaturated alcohol that occurs in marine fish-liver oils and is synthesized biologically from carotene
• Form of Vitamin A
• Vitamin A form
• Vitamin A variety in medicine and cosmetics

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 ]

Wikipedia Word definitions in Wikipedia
Retinol ( Vitamin A ) 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. When ...

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 ...