ec·u·men·i·cal 
(ĕk′yə-mĕnĭ-kəl) also ec·u·men·ic (-mĕnĭk)
(ĕk′yə-mĕnĭ-kəl) also ec·u·men·ic (-mĕnĭk)adj.
1. Of worldwide scope or applicability; universal.
2.
a. Of or relating to the worldwide Christian church.
b. Concerned with establishing or promoting unity among churches or religions.
[From Late Latin oecūmenicus, from Greek oikoumenikos, from (hē) oikoumenē (gē), (the) inhabited (world), feminine present passive participle of oikein, to inhabit, from oikos, house; see weik-1 in the Appendix of Indo-European roots.]
ec′u·meni·cal n.
ec′u·meni·cal·ism n.
ec′u·meni·cal·ly adv.