carbamazepinePronunciation: /ˌkɑːbəˈmeɪzɪpiːn/Definition of carbamazepine noun [mass noun] Medicine a synthetic compound of the benzodiazepine class, used as an anticonvulsant and analgesic drug. Origin: 1960s: from carbo- + amide, on the pattern of benzodiazepinecarbamazepine in other Oxford dictionaries Definition of carbamazepine in the US English dictionary