ecclesiasticism From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsnounStrong attachment to ecclesiastical customs and practices. Related wordsSynonymsecclesiolatryecclesiolaterhigh churchmanshiphigh churchecclesiasticecclesiocracyanglo-catholichigh churchismecclesiarchyanglo-catholicismpriestianityclergyismchurchianityorthodoxyhigh churchmanepiscopalianism References Wiktionary — ecclesiasticism Wikipedia — ecclesiasticism