Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

retinoic acid

play
noun ret·i·no·ic acid \ˌre-tə-ˈnō-ik-\

Definition of retinoic acid

  1. :  either of two isomers of an acid C20H28O2 derived from vitamin A and used in the treatment of acne: a :  tretinoin b :  isotretinoin



1960

First Known Use of retinoic acid

1960


Medical Dictionary

retinoic acid

play
noun ret·i·no·ic acid \ˌret-ən-ˌō-ik-\

Medical Definition of retinoic acid

  1. :  either of two isomers of an acid C20H28O2 derived from vitamin A and used especially in the treatment of acne:a or all–trans–retinoic acid :  tretinoinb or 13–cis–retinoic acid :  isotretinoin




Learn More about retinoic acid


Seen and Heard

What made you want to look up retinoic acid? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

different from the usual or normal

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alphabet-pasta-spelling-help

Which is the correct spelling?

acommodate accommodate accomodate acommadate
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ