Dewar Flask Definition

do͝oər, dyo͝o-
noun
A double-walled flask with a vacuum between the walls, which are silvered on the inside, used esp. for storage of liquefied gases.
Webster's New World
Synonyms:

Other Word Forms of Dewar Flask

Noun

Singular:
Dewar flask
Plural:
dewar-flasks

Origin of Dewar Flask

  • After Sir James Dewar (1842–1923), British chemist and physicist who invented it

    From American Heritage Dictionary of the English Language, 5th Edition

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Dewar flask