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sir john cockcroft is a noun meaning "British physicist who (with Ernest Walton in 1931) first split an atom (1897-1967)". It carries one recorded sense.
British physicist who (with Ernest Walton in 1931) first split an atom (1897-1967)
Definitions, synonyms and semantic relations for sir john cockcroft come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.