from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A diesel engine.
  • noun A vehicle powered by a diesel engine.
  • noun Any of various fuels used to power diesel engines, especially one derived from petroleum.
  • intransitive verb To continue running after the ignition has been turned off, as when an open throttle supplies fuel to an engine that is still sufficiently hot to ignite it.
  • intransitive verb To drive a diesel-powered vehicle.
  • intransitive verb To refuel a diesel-powered vehicle. Often used with up.

from the GNU version of the Collaborative International Dictionary of English.

  • A type of internal-combustion engine in which the air drawn in by the suction stroke is so highly compressed that the heat generated ignites the fuel (usually a heavy oil), the fuel being automatically sprayed into the cylinder under pressure. The Diesel engine has a very high thermal efficiency.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A fuel derived from petroleum (or other oils) but heavier than gasoline/petrol. Used to power diesel engines which burn this fuel using the heat produced when air is compressed
  • noun A vehicle powered by a diesel engine
  • noun UK, slang snakebite and black
  • verb To ignite a substance by using the heat generated by compression
  • verb automotive For a spark-ignition internal combustion engine to continue running after the electrical current to the spark plugs has been turned off. This occurs when there's enough heat in the combustion chamber to ignite the air/fuel without a spark, the same way heat and pressure cause ignition in a diesel engine.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an internal-combustion engine that burns heavy oil
  • noun German engineer (born in France) who invented the diesel engine (1858-1913)


from Wiktionary, Creative Commons Attribution/Share-Alike License

From the inventor, Dr. Rudolph Diesel, who developed a heavy-duty engine in Germany (1892–1897) and perfected it throughout his life.



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  • Engines that turn clockwise.

    January 19, 2014