Submitted by György Chityil ... on Sat, 01/20/2018 - 01:15 Hierarchy: NounDescription: {{galaxy}} a pair of quasar images formed by gravitational lensing of a single physical quasarNgram: twin quasarNgram Text: twin quasarSource: WiktionaryIssue: 0Wiktionary tag: galaxyNgram Count: 2