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Meaning of ecumenics

ec•u•men•ics

Pronunciation: (ek"yoo-men'iks or, esp. Brit., ē"kyoo-), [key]
— n. (used with a singluar v.)
  1. the study of the Christian church in its aspect as a worldwide Christian community.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.