ecumenics
[ ek-yoo-men-iks or, esp. British, ee-kyoo- ]
/ ˌɛk yʊˈmɛn ɪks or, esp. British, ˌi kyʊ- /
noun (used with a singular verb)
the study of the Christian church in its aspect as a worldwide Christian community.
Origin of ecumenics
First recorded in 1935–40; see origin at
ecumenical,
-ics