constitutionalism- n -s 1: the doctrine or system of government in which the governing power is limited by enforceable rules of law, and concentration of power is limited by various checks and balances so that the basic rights of individuals and groups are protected 2: adherence to the principals of constitutionalism (Webster's Third New International Dictionary (unabridged)) The term Constitutionalism refers to the position or practice that government be limited by a constitution, usually writt… (More on Constitutionalism)