Submitted by György Chityil ... on Fri, 01/19/2018 - 23:54 Hierarchy: NounDescription: {{astronomy}} The surface (plane) that contains the orbit of a planet in a solar system.Ngram: plane of eclipticNgram Text: plane of eclipticSource: WiktionaryIssue: 0Wiktionary tag: astronomyNgram Count: 3