retinol

noun ret·i·nol \ˈre-tə-ˌnȯl, -ˌnōl\

Definition of RETINOL

: the chief and typical vitamin A C₂₀H₂₉OH that is a highly unsaturated alicyclic alcohol used in various forms in medicine and nutrition

See retinol defined for kids

retin- + ¹-ol; from its being the source of retinal

First Known Use: 1960

Medical Dictionary

noun ret·i·nol \ˈret-^ən-ˌȯl, -ˌōl\

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