con·sti·tu·tion·al·i·ty 
/ˌkɑ:nstəˌtu:ʃəˈnæləti, Brit ˌkɒnstəˌtju:ʃəˈnæləti/ noun
/ˌkɑ:nstəˌtu:ʃəˈnæləti, Brit ˌkɒnstəˌtju:ʃəˈnæləti/ noun [noncount] : the state of being allowed by or in agreement with a constitution : the state of being constitutional
▪ He questions the constitutionality of the proposed law.
▪ He questions the constitutionality of the proposed law.
