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Dewar

American  
[doo-er, dyoo-] / ˈdu ər, ˈdyu- /

noun

  1. Sir James, 1842–1923, Scottish chemist and physicist.

  2. Dewar vessel.


Dewar British  
/ ˈdjuːə /

noun

  1. Donald. 1937–2000, Scottish Labour politician; secretary of state for Scotland (1997–99); first minister of Scotland (1999–2000)

  2. Sir James. 1842–1923, Scottish chemist and physicist. He worked on the liquefaction of gases and the properties of matter at low temperature, invented the vacuum flask, and (with Sir Frederick Abel) was the first to prepare cordite

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

As deputy first minister, he covered Scotland's top job on several occasions, including stepping in following the death of Donald Dewar and the resignation of Henry McLeish.

From BBC • Jan. 29, 2026

Yet away from the mainstream, Ceirion Dewar, who is a bishop in the small, more conservative, traditionalist Confessing Anglican Church, insists he will not be "lectured to" by these clergy.

From BBC • Nov. 22, 2025

But just 24 hours before the big day, Ms Dewar received a letter from North Lanarkshire Council asking for the street decorations to be removed due to a "risk to public safety".

From BBC • Oct. 31, 2025

Gordon Dewar, chief executive of Edinburgh Airport, said it would allow passengers to move through security more easily than they currently do.

From BBC • Jul. 7, 2025

Large ferrous appliances, such as the wheeled metal canisters for liquid nitrogen known as Dewar flasks, had to be chained in place.

From "Big Science" by Michael Hiltzik

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