[ek-yoo-muh-nis-i-tee, -me- or, esp. British, ee-kyoo-]
  1. (in the Christian church) the state of being ecumenically united, especially in furthering the aims of the ecumenical movement.

Origin of ecumenicity

First recorded in 1830–40; ecumenic + -ity Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for ecumenicity

Historical Examples of ecumenicity