Submitted by György Chityil ... on Sat, 01/20/2018 - 01:06 Hierarchy: NounDescription: {{physics}} The sudden increase in the electrical conductivity of some metals as their temperature falls to near absolute zero.Ngram: superstrateNgram Text: superstrateSource: WiktionaryIssue: 0Wiktionary tag: physicsNgram Count: 1