'Constitutionalism' definitions:

Definition of 'constitutionalism'

From: WordNet
noun
A constitutional system of government (usually with a written constitution)
noun
Advocacy of a system of government according to constitutional principles

Definition of 'Constitutionalism'

From: GCIDE
  • Constitutionalism \Con`sti*tu"tion*al*ism\ (k[o^]n`st[i^]*t[=u]"sh[u^]n*al*[i^]z'm), n. The theory, principles, or authority of constitutional government; attachment or adherence to a constitution or constitutional government. --Carlyle. [1913 Webster]