Submitted by György Chityil ... on Fri, 01/19/2018 - 19:32 Hierarchy: NounDescription: {{architecture}} A recess or projection, with a dome or vault, at the east end of a church; an apse.Ngram: apsisNgram Text: apsisSource: WiktionaryIssue: 0Wiktionary tag: architectureNgram Count: 1