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autoignition

[aw-toh-ig-nish-uh n] /ˌɔ toʊ ɪgˈnɪʃ ən/
noun
1.
Automotive. the spontaneous ignition of fuel when introduced into the combustion chamber of an internal-combustion engine, as a result either of glowing carbon in the chamber or of the heat of compression.
Origin
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for autoignition
  • autoignition temperature is a distinct measure from flammability limits in air.
  • autoignition must occur almost exactly at the point where the piston reaches its maximum height within the cylinder.
  • Two types of autoignition and their engine applications.
  • In this combustion process a homogeneous charge of fuel and air is compression heated to the point of autoignition.

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