nirmatrelvir

N1I1R1M3A1T1R1E1L1V4I1R1

noun

An antiviral drug developed to treat COVID-19, the second to obtain regulatory approval in the Western World, from the FDA in the United States of America.

Similar
PF-07321332CAS 2628280-40-8-N-[(1S)-1-cyano-2-[(3S)-2-oxopyrrolidin-3-yl]ethyl]-3-[(2S)-3,3-dimethyl-2-[(2,2,2-trifluoroacetyl)amino]butanoyl]-66-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamidePfizermectinPaxlovid
Scrabble 17
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Meanings

nounnirmatrelvir (uncountable)
  1. neologismuncountablemedicineAn antiviral drug developed to treat COVID-19, the second to obtain regulatory approval in the Western World, from the FDA in the United States of America.

    Synonyms: PF-07321332, CAS 2628280-40-8, -N-[(1S)-1-cyano-2-[(3S)-2-oxopyrrolidin-3-yl]ethyl]-3-[(2S)-3,3-dimethyl-2-[(2,2,2-trifluoroacetyl)amino]butanoyl]-6, 6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide, Pfizermectin, Paxlovid, paxlovid

Synonyms & antonyms

nounAn antiviral drug developed to treat COVID-19, the second to obtain regulatory approval in the Western World, from the FDA in the United States of America.

Similar
PF-07321332CAS 2628280-40-8-N-[(1S)-1-cyano-2-[(3S)-2-oxopyrrolidin-3-yl]ethyl]-3-[(2S)-3,3-dimethyl-2-[(2,2,2-trifluoroacetyl)amino]butanoyl]-66-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamidePfizermectinPaxlovidpaxlovid
Also see
pfizermectin

Origin

From -vir. Coined by Pfizer in 2021

Full word history & related roots →
Cite this entry
APA

nirmatrelvir. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/nirmatrelvir

MLA

“nirmatrelvir.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/nirmatrelvir. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “nirmatrelvir,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/nirmatrelvir.

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