Definition of “bell jar” - English Dictionary


“bell jar” in English

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bell jarnoun [ C ]

uk /ˈbel ˌdʒɑːr/ us /ˈbel ˌdʒɑːr/

Examples from literature

  • Air under a bell jar may be kept dry by means of a basin of sulphuric acid, and gases bubbled through it are freed from water-vapour. 
  • By keeping some of this covered with a bell jar for a week or two, so as to retain the moisture, at the end of this time a large crop of the fungus will probably have made its appearance. 
  • The whole electrolysis vessel is then placed under a glass bell jar containing dry air, and kept in a refrigerator until again required for use. 

(Definition of “bell jar” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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