transcription, транскрипция: [ ˌre-tə-ˈnō-ik- ]
noun
Date: 1960
: either of two isomers of an acid C 20 H 28 O 2 derived from vitamin A and used in the treatment of acne:
a. : tretinoin
b. : isotretinoin
RETINOIC ACID
Meaning of RETINOIC ACID in English
Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003