Submitted by György Chityil ... on Fri, 01/19/2018 - 22:28 Hierarchy: NounDescription: {{astronomy|physics}} A shift to longer wavelengths of spectral lines emitted by atoms in a strong gravitational field.Ngram: gravitational redshiftNgram Text: gravitational redshiftSource: WiktionaryIssue: 0Wiktionary tag: astronomyphysicsNgram Count: 2