kavrin kavir desert • Kaw · · · Info · Definitions · Synonyms · Characters · · kavrin · · Text Latin · · Script 6 · · Length 2 · · Syllables Definitions · · · (noun) an alkaloid medicine (trade name Kavrin) obtained from opium; used to relax smooth muscles; it is nonaddictive. Synonyms: papaverine, Kavrin. · · Noun Definition 1 Synonyms · · · papaverine · · Synonym 1 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 k latin small letter k U+006B n latin small letter n U+006E r latin small letter r U+0072 v latin small letter v U+0076