Last Updated
：2025/11/24
dewar
IPA(Pronunciation)
（ plural ）
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A vacuum flask; a vessel which keeps its contents hotter or cooler than their environment without the need to modify the pressure, by interposing an evacuated region to provide thermal insulation between the contents and the environment.
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dewar
The scientist carefully filled the dewar with liquid nitrogen before beginning the experiment.
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The scientist carefully filled the dewar with liquid nitrogen before beginning the experiment.
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