English Explanatory Dictionary

Dewar

English dictionary entry

Meanings

name
  1. A surname from Scottish Gaelic.
  2. An unincorporated community in Black Hawk County, Iowa, United States.
  3. A city in Okmulgee County, Oklahoma, United States.
noun
  1. 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.
noun
  1. A vacuum flask; a vessel which keeps its contents hotter or cooler than their environment without the need to modify the pressure, by interposing an evacuated region to provide thermal insulation between the contents and the environment.

Pronunciation

/ˈdjuːwə(ɹ)/ /ˈdjuː.ə/ /ˈduː.ɚ/

Word forms

Dewar Dewars

Etymology

From 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.

Synonyms

Dewar bottle Dewar bulb Dewar flask Dewar vessel Dewar tube vacuum flask vacuum thermos vacuum thermos bottle vacuum thermos bulb vacuum thermos flask vacuum thermos vessel

Derived words

dewar Dewar bottle Dewar bulb Dewar flask Dewar vessel
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.
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