Standard Lemma guide

zalcitabine

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: /zalˈsɪt.ə.biːn/
  • General-American: /zælˈsaɪ.təˌbin/
  • General-American: /zælˈsɪt.əˌbin/

1

noun

Meaning 1

A drug C9H13N3O3 which inhibits the replication of HIV and is formerly used in the treatment of AIDS, especially in combination with zidovudine. It is a synthetic analog of a pyrimidine nucleoside, acting as a reverse transcriptase inhibitor.

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 antiviral drug used to combat HIV infection

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: dideoxycytosine, ddC

Antonyms: none provided

Broader terms: antiviral, antiviral agent, antiviral drug

History

Etymology

From [Term?] + -citabine (“cytarabine or azacytidine derivative”).