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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.

Prosecutor Gavin Dewar told how the women had been both friends and neighbours.

From BBC • May 18, 2026

It said any claims for damages caused by injuries suffered walking along the footpath would be passed to Ms Dewar.

From BBC • Oct. 31, 2025

Paula Dewar and her family have, for years, covered their home and outside street with hordes of ghouls, ghosts and goblins.

From BBC • Oct. 31, 2025

McLeish, 76, succeeded Donald Dewar in as first minister in October 2000.

From BBC • Oct. 14, 2024

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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