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isotretinoin

[ahy-soh-tri-tin-oh-in, -oin] /ˌaɪ soʊ trɪˈtɪn oʊ ɪn, -ɔɪn/
noun, Pharmacology
1.
a yellowish-orange to orange crystalline powder, C 20 H 28 O 2 , used in the treatment of cystic acne.
Origin
iso- + tretinoin a name for retinoic or Vitamin A acid, equivalent to t- (of uncertain derivation) + retino(ic acid) (retin(ol) + -o- + -ic) + -in2
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for isotretinoin

isotretinoin

/ˌaɪsəʊtrəˈtɪnəʊɪn/
noun
1.
a drug related to vitamin A, used to treat severe acne that has failed to respond to other treatment
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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isotretinoin in Medicine

isotretinoin i·so·tret·i·no·in (ī'sō-trět'n-oin)
n.
A chemical compound that inhibits the secretion of sebum and is used in the treatment of severe forms of acne.

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