Submitted by György Chityil ... on Sat, 01/20/2018 - 00:52 Hierarchy: NounDescription: {{physics}} The use of a laser to raise an electron (in an atom or ion etc) back to a previous high stateNgram: repumpingNgram Text: repumpingSource: WiktionaryIssue: 0Wiktionary tag: physicsNgram Count: 1