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exhaust

exhaust

28 3.8
The waste gases that come out of a car engine
  • noun
  • /ɪɡˈzɔst/
translation icon : gases de escape
  • Many cities are implementing policies to limit exhaust pollution to improve air quality.
  • exhaust gases
  • exhaust fumes
  • exhaust emissions

And if they do it right, they can actually spray like diesel out the back of the, like, exhaust at you.

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Examples

  • The bus arrived in a cloud of exhaust, and they got on it.

    Fiction book (1991)
  • The station wagon was in the driveway, gray clouds of exhaust puffing from the tailpipes.

    Fiction book (1996)
  • And they got a great big exhaust that goes on the back of their car.

  • The smoke coming from the exhaust pipe seemed to poison the air around them.

    Fiction book (1990)
  • The major air pollution sources were automobile exhaust emissions and domestic heating.

    Academic text (2008)
  • As we drove down the highway, the exhaust from the car created a visible cloud behind us.

  • The mechanic explained that the new filter would reduce harmful exhaust emissions from the engine.

Synonyms

emission
vsexhaust
198 4.6

A substance like gas or smoke that is released into the air

is the term for waste gases from engines after fuel combustion
exhaust fumes
vsexhaust
3 3.2

Smoke and gases that a car engine releases into the air

is the waste gas from fuel combustion in engines especially cars
fumes
vsexhaust
4.1

Harmful gases that smell bad and come from engines or machines

is waste gases from engine fuel combustion rather than general vapors

Compounds

exhaust pipe
  • Specialized
4 3.2

A pipe that carries gas from the engine out the back of a car

4 3.2

A fan that moves smoke or moist air out of a room to make it less stuffy

exhaust system
  • Specialized
4 3.3

A set of pipes on a vehicle that carries waste gases away from the engine

Smoke and gases that a car engine releases into the air

exhaust manifold
  • Specialized
1 7.2

A pipe that collects hot gases from an engine and sends them to the exhaust pipe

exhaust valve
  • Specialized
1 4.7

A valve in a car engine that lets hot gases from the cylinder go outside

A short, low sound made by an engine when the exhaust pushes out air

exhaust hood
  • Specialized
5.1

A metal cover with a fan above a stove that removes smoke and steam

How Polluting

smoke
711 1.0
exhaust
28 3.8
fume
111 5.2
emission
198 4.6
vapor
  • US
96 3.2

Surface Forms

exhaust singular
exhausts plural

Etymology

Exhaust The word comes from Latin ex- 'out' and haurire 'to draw'. The idea is like a drain that pulls things away, so exhaust also means the waste gases that are 'drawn out' of a car engine.