(ecclesiastical) Pertaining to the universal Church, representing the entire Christian world; interdenominational; sometimes by extension, interreligious. / (rare) General, universal, worldwide.

The quality of being ecumenical.

in an ecumenical manner / regarding ecumenism

The belief that there should be better understanding and closer co-operation between different denominations in the Christian Church.

A tendency towards co-operation with other denominations; ecumenism.

Ecumenical.

(obsolete) All known inhabited areas of the world. / (religion) Unification of Christianity.

plural of ecumenism

ecumenical studies

(philosophy) Ecumenical doctrines and practices, especially as manifested in the ecumenical movement.