Submitted by György Chityil ... on Sat, 01/20/2018 - 01:01 Hierarchy: NounDescription: {{astronomy}} Any astronomical object of known diameter whose distance can then be calculated from the angle it subtendsNgram: standard rulerNgram Text: standard rulerSource: WiktionaryIssue: 0Wiktionary tag: astronomyNgram Count: 2
