[n] - flask with double walls separated by vacuum
Found op http://www.webdictionary.co.uk/definition.php?query=vacuum%20flask
Synonym for Dewar flask ... <apparatus> A glass vessel, often silvered, with two walls, the space between which is evacuated; used for maintaining materials at constant temperature or, more usually, at low temperature. ... Synonym: vacuum flask. ... (05 Mar 2000) ...
Found op http://www.mondofacto.com/facts/dictionary?vacuum+flask
vacuum bottle noun flask with double walls separated by vacuum; used to maintain substances at high or low temperatures
Found op http://wordnetweb.princeton.edu/perl/webwn?s=vacuum%20flask
vessel with double walls, the space between which is evacuated. It was invented by the British chemist and physicist Sir James Dewar in the 1890s. ... [1 related articles]
Found op http://www.britannica.com/eb/a-z/v/1
Type: Term Synonyms: Dewar flask
Found op http://www.medilexicon.com/medicaldictionary.php?t=33917
A vacuum flask (also known as a Dewar flask, Dewar bottle or Thermos) is an insulating storage vessel which keeps its contents hotter or cooler than its surroundings. Invented by Sir James Dewar in 1892, the vacuum flask consists of two flasks, placed one within the other and joined at the neck. Th...
Found op http://en.wikipedia.org/wiki/Vacuum_flask
Container for keeping things either hot or cold. It has two silvered glass walls with a vacuum between them, in a metal or plastic outer case. This design reduces heat transfer by radiation (prevented by the silvering) and conduction (prevented by the vacuum). A vacuum flask is therefore equally eff...
Found op http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0016832.html
A vacuum-flask (popularly known as a Thermos flask, which is a trade name) is a double-walled vessel with the space between the two walls exhausted of air as completely as possible. It was originally devised by Sir James Dewar for preserving liquefied gases at very low temperatures from evaporation....
Found op http://www.probertencyclopaedia.com/browse/GV.HTM
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