isotretinoin

I1S1O1T1R1E1T1I1N1O1I1N1
UK/ˌʌɪ.sə(ʊ).tɹəˈtɪn.əʊ.ɪn/US/ˌaɪ.soʊˈtɹɛt.ɪˌnoʊ.ɪn/

noun

A cis isomer of retinoic acid that is a synthetic derivative of vitamin A, inhibits sebaceous gland function and keratinization, and is used in the treatment of severe inflammatory acne but is contraindicated in pregnancy because of its implication as a cause of birth defects.

Similar
Accutane
UncommonScrabble 12
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounisotretinoin (uncountable)
  1. uncountablechemistryA cis isomer of retinoic acid that is a synthetic derivative of vitamin A, inhibits sebaceous gland function and keratinization, and is used in the treatment of severe inflammatory acne but is contraindicated in pregnancy because of its implication as a cause of birth defects.

    Synonyms: Accutane

Synonyms & antonyms

nounA cis isomer of retinoic acid that is a synthetic derivative of vitamin A, inhibits sebaceous gland function and keratinization, and is used in the treatment of severe inflammatory acne but is contraindicated in pregnancy because of its implication as a cause of birth defects.

Similar
Accutane

Origin

From iso- + tretinoin.

Full word history & related roots →
Cite this entry
APA

isotretinoin. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/isotretinoin

MLA

“isotretinoin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/isotretinoin. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “isotretinoin,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/isotretinoin.

Source: isotretinoin on Wiktionary, CC BY-SA 4.0.