of or representing the whole of a body of Churches
an ecumenical council
promoting or tending towards worldwide Christian unity or cooperation
ecumenical discussions
ecumenicalism noun
ecumenically adv
ecumenism /eʹkyoohməniz(ə)m/ noun
ecumenist /eʹkyoohmənist/ noun
[via late Latin oecumenicus from late Greek oikoumenikos worldwide, from Greek oikoumenē the inhabited world, from oikos house]