regimen regime • regimenal · · · Info · Definitions · Synonyms · Characters · · regimen · · Text Latin · · Script 7 · · Length Definitions · · · (noun) (medicine) a systematic plan for therapy (often including diet). Synonyms: regime. · · Noun Definition 1 Synonyms · · · regime · · Synonym 1 Characters · · e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072