Etymology

excommunicate

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Today it means: To officially exclude someone from membership of a church or religious community. Full definition →

Ecclesiastical Latin excommunicātus
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excommunicate · verb1

  1. Ecclesiastical Latin · borrowed fromexcommunicātus
  2. English todayexcommunicate

From Ecclesiastical Latin excommunicātus, perfect passive participle of excommunicō (“excommunicate”), see -ate (verb-forming suffix). By surface analysis, ex- + communicate.

excommunicate · adjective2

  1. Late Latin · borrowed fromexcommunicātus
  2. English todayexcommunicate

From Ecclesiastical Latin, Late Latin excommunicātus, perfect passive participle of excommunicō (“put out of the community”). See -ate (adjective-forming suffix) for more. Displaced native Old English āmǣnsumian.

excommunicate · noun3

From a substantivation of the above adjective. See -ate (noun-forming suffix) for more.

Etymology from Wiktionary, CC BY-SA 4.0.