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Synonyms

crude oil

American  

noun

  1. petroleum as it comes from the ground, before refining.


crude oil British  

noun

  1. petroleum before it has been refined

"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

crude oil Scientific  
/ kro̅o̅d /
  1. Unrefined petroleum.


Etymology

Origin of crude oil

First recorded in 1860–65

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.

The steep cut comes as China, the world’s largest crude oil buyer, drastically lowered crude imports as weaker refining activity and lower refined-product exports weigh on domestic operations.

From The Wall Street Journal • Jun. 8, 2026

At the center, they placed a 1.5-meter-wide pool of crude oil floating on water.

From Science Daily • Jun. 5, 2026

The investigation published last week showed that global advisory firm Mercer has invested on Tuvalu's behalf in funds exposed to coal mining, gas exploration and the world's largest crude oil refinery.

From Barron's • Jun. 5, 2026

Meanwhile, U.S. commercial crude oil stocks fell by 8 million barrels last week as export demand remained high, with an additional 8 million barrels released from the Strategic Petroleum Reserve.

From The Wall Street Journal • Jun. 4, 2026

This time I've sprayed my white-blond strands a deep black, as if I'd dipped them in crude oil.

From "Legend" by Marie Lu

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