nelfinavir N electron • neli · · · Info · Definitions · Synonyms · Characters · · nelfinavir · · Text Latin · · Script 10 · · Length 4 · · Syllables Definitions · · · (noun) a protease inhibitor (trade name Viracept) used in treating HIV usually in combination with other drugs. Synonyms: Viracept. · · Noun Definition 1 Synonyms · · · viracept · · Synonym 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 v latin small letter v U+0076