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:/nɪˈvʌɪ.ɹə.piːn/
General-American:/nəˈvɪɹ.əˌpin/
General-American:/nəˈvaɪ.ɹəˌpin/
1
noun
Meaning 1
An antiretroviral drug C15H14N4O structurally related to the benzodiazepines that inhibits reverse transcriptase and is administered orally in combination with at least one other antiretroviral to treat HIV-1 infection.
Definition source: English Wiktionary via Wiktextract
Usage: 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
a non-nucleoside reverse transcriptase inhibitor (trade name Viramune) used to treat AIDS and HIV
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.