tretinoin

[truh-tin-oh-in]

noun

a drug chemically related to vitamin A, used as a topical ointment to treat skin disorders, especially acne.

Origin of tretinoin

1960–65; t(ri-) + retino- (< Greek rhētī́nē resin) + -in¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

tretinoin in Medicine

tretinoin

[trĕt′n-oin′]

n.

An isomer of retinoic acid, used in the treatment of acne.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.