constitutionalism Meaning, Definition & Usage

  1. noun a constitutional system of government (usually with a written constitution)
  2. noun advocacy of a system of government according to constitutional principles

WordNet

Con`sti*tu"tion*al*ism noun
Definitions
  1. The theory, principles, or authority of constitutional government; attachment or adherene to a constitution or constitutional government. Carlyle.

Webster 1913