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Synonyms

crude oil

American  

noun

crude oils plural
  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.


Other Word Forms

Noun Inflected Forms

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.

Allianz Research believes that the peak in inflation “should already be behind us,” with oil flows normalizing and crude oil prices even falling back below prewar levels.

From The Wall Street Journal • Jul. 10, 2026

Front-month WTI crude oil futures are 0.3% lower at $71.85 a barrel.

From The Wall Street Journal • Jul. 9, 2026

Five refineries, including Shell's largest in Europe, process hundreds of thousands of barrels of crude oil a day, while a tight cluster of chemical plants feeds factories across the continent.

From BBC • Jul. 9, 2026

Front-month West Texas Intermediate crude oil futures were 0.9% higher at $74.20 per barrel and front-month Brent crude oil futures were 1.0% higher at $78.78 a barrel, according to ICE data.

From The Wall Street Journal • Jul. 9, 2026

The U.S. customs office was kept busy inspecting oil tankers from the Middle East which supplied crude oil to the refinery at Hess Oil.

From "Hole in My Life" by Jack Gantos

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