Adjective : an ecumenical marriage. ,an ecumenical meal of German, Italian, and Chinese dishes.    From Dictionary.com. 

When hostility has broken out on an "ecumenic" thread, I'll be looking for the source.    From Wordnik.com.  [Latest Articles] Reference

In the english version of the "Gloria", they lost the meaning of this verse: "Peace to His people on earth" is less... ecumenic than "on earth peace to men of good will".    From Wordnik.com.  [il blog: Et in terra pax hominibus bonae voluntatis.] Reference

If the article is inappropriate for an ecumenic discussion, the tag will be changed to open.    From Wordnik.com.  [Latest Articles] Reference

The passage should be considered historical fact and a legitimate subject for an ecumenic discussion.    From Wordnik.com.  [Latest Articles] Reference

The goodly object of his ecumenic imperialism, therefore, was to carry out the moral idea of Christianity.    From Wordnik.com.  [The Catholic Encyclopedia, Volume 7: Gregory XII-Infallability] Reference

Unlike the "caucus" threads, the article and reply posts of an "ecumenic" thread can discuss more than one belief, but antagonism is not tolerable.    From Wordnik.com.  [Latest Articles] Reference