Exhaust-gas recirculation
[ig-zawst-gas] /ɪgˈzɔstˌgæs/
noun, Automotive.
1.
a method of returning part of the exhaust gases to an engine by means of a valve (EGR valve) in order to reduce the combustion temperature, which leads to a reduction in the formation of pollutants.
Abbreviation: EGR.
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[ig-zaw-sting] /ɪgˈzɔ stɪŋ/ adjective 1. producing or tending to produce fatigue, weariness, or the like: an exhausting day; an exhausting child. [ig-zawst] /ɪgˈzɔst/ verb (used with object) 1. to drain of strength or energy, wear out, or fatigue greatly, as a person: I have exhausted myself working. 2. to use up or consume completely; expend […]
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