tretinoin

[ truh-tin-oh-in ]
/ trəˈtɪn oʊ ɪn /

noun

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

Nearby words

  1. trestletree,
  2. trestlework,
  3. tret,
  4. treta yuga,
  5. tretchikoff,
  6. trevally,
  7. trevelyan,
  8. trevelyan, george macaulay,
  9. treves,
  10. trevino

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. 2019


Medicine definitions for tretinoin

tretinoin

[ trĕtn-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.