ˌ ̷ ̷ ̷ ̷ˈmeniks, -nēks noun plural but singular in construction
Etymology: from ecumenic, after such pairs as economic: economics
: the study of the nature, mission, problems, and strategy of the Christian church from the perspective of its ecumenical character as a worldwide Christian fellowship, often including within its scope an emphasis on the contributions of Christian mission work to the rise of the ecumenical movement