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3 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 dew·ar /ˈduɚ/

From: Webster's Revised Unabridged Dictionary (1913)

 Dew·ar Dew·ar ves·sel, Dew·ar flask.  A double-walled glass vessel for holding liquid air, liquid nitrogen, etc., having the space between the walls exhausted so as to prevent conduction of heat, and sometimes having the glass silvered to prevent absorption of radiant heat; -- called also, according to the particular shape, Dewar bulb, Dewar tube, etc.
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From: WordNet (r) 2.0

 Dewar
      n 1: vacuum flask that holds liquid air or helium for scientific
           experiments [syn: Dewar flask]
      2: Scottish chemist and physicist noted for his work in
         cryogenics and his invention of the Dewar flask
         (1842-1923) [syn: Sir James Dewar]