Standard Lemma guide

azathioprine

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • Received-Pronunciation: /ˌeɪ.zəˈθʌɪ.ə(ʊ).pɹiːn/
  • General-American: /ˌæz.əˈθaɪ.əˌpɹin/

1

noun

Meaning 1

A purine antimetabolite immunosuppressant used in organ transplant and autoimmune diseases to prevent rejection.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: medicine, pharmacology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

an immunosuppressive drug (trade name Imuran) used to prevent rejection of a transplanted organ

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Imuran

Antonyms: none provided

Broader terms: medicine, medication, medicament, medicinal drug

History

Etymology

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ᾰ̓- (ă-) Proto-Indo-European *gweyh3- Proto-Indo-European *-wós Proto-Indo-European *gwih3wós Proto-Indo-European *gwíh3weti Proto-Hellenic *gwyṓw-ō Proto-Hellenic *ďṓwō Ancient Greek ζώω (zṓō) Ancient Greek ζῶ (zô) Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Ancient Greek -ᾱ (-ā) Ancient Greek -η (-ē) Ancient Greek ζωή (zōḗ) French azotebor. English azote English aza- Proto-Indo-European *dhewh2-der.? Ancient Greek θέειον (théeion) Ancient Greek θεῖον (theîon)der. English thio- German Purinbor. English p(u)rine English azathioprine From aza- + thio- + p(u)rine.