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bell jar

   Also found in: Wikipedia 0.06 sec.
bell jar
n.
A cylindrical glass vessel with a rounded top and an open base, used to protect and display fragile objects or to establish a vacuum or a controlled atmosphere in scientific experiments.
bell jar
Noun
a bell-shaped glass cover used to protect flower arrangements or cover apparatus to confine gases in experiments
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.bell jarbell jar - a bell-shaped glass cover used to protect and display delicate objects or to cover scientific apparatus or to contain gases
bell glass
protective cover, protective covering, protection - a covering that is intend to protect from damage or injury; "they had no protection from the fallout"; "wax provided protection for the floors"


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Peter's in Rome seems too much like a bell jar, a suffocating specimen case, hermetically sealed against change and growth, stifling life.
Hopeful still: voices on the church in a time of scandal & fear by Maguire, Gregory / Commonweal
Geographical and political isolation insured that Asmara, capital of independent Eritrea, was a bit of a bell jar, preserving some of the best examples of Fascist architecture, in addition to Novecento, neoclassical, neo-Baroque and futurist styles.
Asmara: Africa's Secret Modernist City by Rhodes-Pitts, Sharifa / Black Issues Book Review
8-L bell jar associated with a gas uptake system (consisting of an oxygen monitor, flow meter, pump, pressure gauge and transducer, mass flow controller, and computerized data collection and control system).
World Trade Center fine particulate matter causes respiratory tract ... by Costa, Daniel L. / Environmental Health Perspectives
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