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.
Reports of a fire at a major oil refinery outside Tehran sparked fears the conflict was only escalating, marking the first attack on Iran’s energy infrastructure, if confirmed. Los Angeles Times, 8 Mar. 2026 Saudi Arabia temporarily shut its Ras Tanura oil refinery, one of the world’s largest, after a drone strike. Robin Wright, New Yorker, 8 Mar. 2026 As always, some states also have pricier averages than others, due to factors ranging from nearby refinery supply to local fuel requirements and differing tax rates. ABC News, 7 Mar. 2026 Meanwhile, the ongoing fighting caused Saudi Arabia's largest oil refinery to suspend production. Juliana Kim, NPR, 7 Mar. 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

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Cite this Entry

“Refinery.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/refinery. Accessed 12 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

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