The Collaborative International Dictionary
Wiktionary
interchurch
a. Between churches.
WordNet
interchurch
adj. occurring between or among or common to different churches or denominations; "interchurch aid"; "interdenominational cooperation between Methodists and Presbyterians" [syn: interdenominational]
Usage examples of "interchurch".
This tendency is evidenced by the recent failure of the Interchurch movement.