Submitted by György Chityil ... on Sat, 01/20/2018 - 01:06 Hierarchy: NounDescription: {{astronomy}} A double star system, in which a cool star is within the nebula of a hot starNgram: symbiotic starNgram Text: symbiotic starSource: WiktionaryIssue: 0Wiktionary tag: astronomyNgram Count: 2