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diesel

diesel

59 3.4
An engine that squeezes and heats air so fuel burns without a spark
  • noun
  • /ˈdiːzəl/
  • Specialized
: motor diésel
  • There are two types of diesel engines used to power large ships: main propulsion and auxiliary.
  • a diesel engine
  • a diesel generator
  • marine diesel

Examples

  • Four searchlights were set up around the field, run by a diesel generator.

    Fiction book (1996)
  • In Switzerland, trains are electrically powered, whereas trucks and cars are usually powered by diesel engines.

    Academic text (2012)
  • Oh, I just made a great deal on a diesel generator.

  • I got a technician in the diesel engine room.

  • With your new rail, I can triple my load capacity but I need more diesel engines.

  • I think some of the old generators still work on diesel.

  • Propelling the truck is a 5-cylinder diesel engine, which generates 62 kilowatts of power.

    Academic text (1993)
  • They're climbing aboard their rigs now, and the pumper's diesel is coughing to life.

    Fiction book (1991)
  • Up ahead, the tug pulls steadily, grey-black clouds of diesel smoke rising from its massive turbine vents.

    Fiction book (2002)
  • The old ship had been refitted with a diesel engine that improved its overall performance.

Synonyms

internal-combustion engine
vsdiesel
  • Specialized
10 4.5

A machine that burns fuel inside to make power to move a car or plane

is a narrower type that ignites fuel by heat of compression
diesel engine
vsdiesel
  • Specialized
9 2.8

An engine that burns diesel fuel to make power

specifies ignition by heat of compression rather than by a spark
diesel motor
vsdiesel
  • Specialized
1 3.5

An engine that runs on diesel fuel, used in trucks and ships

specifies ignition by heat of compression rather than by a spark

Compounds

diesel fuel
  • Specialized
17 2.8

A heavy oil used to power engines in vehicles and machines

diesel engine
  • Specialized
9 2.8

An engine that burns diesel fuel to make power

diesel oil
  • Specialized
2 2.8

A heavy oil used as fuel in diesel engines

diesel-electric
  • Specialized
1 5.5

A train engine that uses electric motors powered by a diesel engine

diesel locomotive
  • Specialized
1 4.1

A railway engine that runs on diesel fuel rather than steam or electricity

diesel motor
  • Specialized
1 3.5

An engine that runs on diesel fuel, used in trucks and ships

1 5.1

A train engine that uses a diesel engine to make electricity that runs its electric motors

1 5.5

An engine that sends diesel fuel straight into the part where it burns to use less fuel

1 5.2

A diesel engine that injects fuel directly into the chamber where it burns

diesel-hydraulic
  • Specialized
1 7.7

A train engine that uses a diesel engine and a hydraulic system to send power to the wheels

1 7.7

A train engine that uses a diesel motor and fluid pressure to drive the wheels

diesel hammer
  • Specialized
6.5

A heavy machine that uses diesel to drive long metal posts deep into the ground for foundations

diesel pile hammer
  • Specialized
8.3

A heavy construction machine that uses a diesel engine to drive piles into the ground

Surface Forms

diesel singular
diesels plural

Etymology

The word diesel comes from the name of Rudolf Diesel, the man who invented a new kind of engine that uses heat, not a spark, to burn fuel. So a diesel engine is named after him.