First Known Use: 1939
Dictionary
dewar
noun, dew·ar often capitalized \ˈdü-ər also ˈdyü-\
Definition of DEWAR
: a glass or metal container made like a vacuum bottle that is used especially for storing liquefied gases —called also Dewar flask
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Origin of DEWAR
Sir James Dewar
Dewar
biographical name Dew·ar \ˈdü-ər, ˈdyü-\
Definition of DEWAR
Sir James 1842–1923 Scot. chem. & physicist
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