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diesel fuel

a combustible petroleum distillate used as fuel for diesel engines.
Also called diesel oil. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for diesel oil
Historical Examples
  • Only at night did I get to where I could smell the salt breeze free of the stink of paint and diesel oil.

    Cue for Quiet Thomas L. Sherred
British Dictionary definitions for diesel oil

diesel oil

a fuel obtained from petroleum distillation that is used in diesel engines. It has a relatively low ignition temperature (540°C) and is ignited by the heat of compression Also called (Brit) derv See also cetane number
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
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diesel oil in Science
diesel oil  
A lightweight mixture of liquid hydrocarbons that are derived from petroleum. The hydrocarbons in diesel oil contain between 13 and 25 carbon atoms. Diesel oil is used as a fuel for diesel engines.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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