Standard Lemma guide

efavirenz

noun · 1 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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  • General-American: /ɛˈfæv.ɪˌɹɛnz/
  • General-American: /ˌɛf.əˈvaɪˌɹɛnz/

1

noun

Meaning 1

A nonnucleoside reverse-transcriptase inhibitor C14H9ClF3NO2 that is administered orally with other antiretroviral agents in the treatment of type-1 HIV 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

History

Etymology

Probably from ef (“fluorine”) + -a- + -vir- (“antiviral”) + (b)enz(oxazinone).