Definitions of vacuum bottle
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flask with double walls separated by vacuum; used to maintain substances at high or low temperatures
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synonyms:
vacuum flask
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types:
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Dewar, Dewar flask
vacuum flask that holds liquid air or helium for scientific experiments
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thermos, thermos bottle, thermos flask
vacuum flask that preserves temperature of hot or cold drinks
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type of:
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flask
bottle that has a narrow neck
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Dewar, Dewar flask
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