sinequan sinecurist • sinew · · · Info · Definitions · Synonyms · Characters · · sinequan · · Text Latin · · Script 8 · · Length 4 · · Syllables Definitions · · · (noun) a tricyclic antidepressant (trade names Adapin and Sinequan) with numerous side effects (dry mouth and sedation and gastrointestinal disturbances). Synonyms: doxepin, doxepin hydrochloride, Adapin, Sinequan. · · Noun Definition 1 Synonyms · · · doxepin · · Synonym 1 doxepin hydrochloride · · Synonym 2 adapin · · Synonym 3 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E q latin small letter q U+0071 s latin small letter s U+0073 u latin small letter u U+0075