Dewar
A glass or metal double-walled flask for holding a liquid without much loss or gain of…A glass or metal double-walled flask for holding a liquid without much loss or gain of heat; a vacuum bottle or thermos. Generally used for scientific purposes and in particular for cryogenic work.
Meaning
1 sensesA glass or metal double-walled flask for holding a liquid without much loss or gain of heat; a vacuum bottle or thermos. Generally used for scientific purposes and in particular for cryogenic work.
vacuum flask that holds liquid air or helium for scientific experiments
Origin
From Scottish Gaelic deòradh (“pilgrim, stranger”), an occupational surname for a custodiaFrom Scottish Gaelic deòradh (“pilgrim, stranger”), an occupational surname for a custodian of holy relics. It could also be an habitational surname, from Dewar, Scottish Borders. The flask is named for James Dewar, who is credited with its invention.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: DewarsSynonyms
5 synonyms- Scottish chemist and physicist noted for his work in cryogenics and his invention of the Dewar flask (1842-1923):Sir James Dewar
- vacuum flask that holds liquid air or helium for scientific experiments:Dewar flask
See also
neighbours in the dictionaryDictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.