refinery

noun

re·​fin·​ery ri-ˈfī-nə-rē How to pronounce refinery (audio)
-ˈfīn-rē
plural refineries
: a building and equipment for refining or processing something (such as oil or sugar)

Examples of refinery in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Other key plants include the Bandar Abbas and Persian Gulf Star refineries, which handle crude and condensate, a type of ultra-light oil that’s abundant in Iran. Dallas Morning News, 28 Feb. 2026 These mandates, which include price and profit controls and stringent minimum fuel inventory requirements, are also why so many refineries are closing shop in the Golden State. Wayne Winegarden, Oc Register, 28 Feb. 2026 Iran itself produces around 5% of global oil supplies, nearly all of which is sold to refineries in China. Tim McDonnell, semafor.com, 28 Feb. 2026 Both parties have since agreed to rolling 24-hour extensions of the agreement for Whiting refinery workers. Maya Wilkins, Chicago Tribune, 27 Feb. 2026 See All Example Sentences for refinery

Word History

First Known Use

circa 1741, in the meaning defined above

Time Traveler
The first known use of refinery was circa 1741

Browse Nearby Words

Cite this Entry

“Refinery.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/refinery. Accessed 3 Mar. 2026.

Kids Definition

refinery

noun
re·​fin·​ery ri-ˈfīn-(ə-)rē How to pronounce refinery (audio)
plural refineries
: a building and equipment for refining metals, oil, or sugar

More from Merriam-Webster on refinery

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster