—v.tr. officially exclude (a person) from participation in the sacraments, or from formal communion with the Church.
—adj. excommunicated.
—n. an excommunicated person.
Derivatives:
excommunication n. excommunicative adj. excommunicator n. excommunicatory adj.
Etymology: L excommunicare -atus (as EX-(1), communis COMMON)
Useful english dictionary. 2012.