Submitted by György Chityil ... on Fri, 01/19/2018 - 23:40 Hierarchy: NounDescription: {{astronomy}} The middle to highest point of a part of an ecliptic that is above the horizon at any period of time.Ngram: nonagesimalNgram Text: nonagesimalSource: WiktionaryIssue: 0Wiktionary tag: astronomyNgram Count: 1