meprin mephobarbital • meprobamate · · · Info · Definitions · Synonyms · Characters · · meprin · · Text Latin · · Script 6 · · Length 2 · · Syllables Definitions · · · (noun) a sedative and tranquilizer (trade name Miltown and Equanil and Meprin) used to treat muscle tension and anxiety. Synonyms: meprobamate, Miltown, Equanil, Meprin. · · Noun Definition 1 Synonyms · · · meprobamate · · Synonym 1 miltown · · Synonym 2 equanil · · Synonym 3 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E p latin small letter p U+0070 r latin small letter r U+0072