[f. CURIAL a. + -ISM.] A curial or courtly system: esp. applied to the policy or system of the papal Curia; Vaticanism.
1870. Church Rev., 13 Aug., 499/2. Curialism, a word come into use during the past week [i.e., in reference to the Vatican Council].
1891. Speaker, 2 May, 530/2. Though curialism did prevail [at the Vatican Council], some sense of the older Catholicism has revived.