glow plug
noun Automotive, Machinery.
a device for each cylinder of a diesel engine with a heating element to heat the incoming fuel and air so that combustion will take place more readily when the engine is cold.
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Origin of glow plug
First recorded in 1940–45
OTHER WORDS FROM glow plug
glow-plug, adjectiveWords nearby glow plug
glover's suture, gloversville, glow, glow discharge, glow lamp, glow plug, glow-worm, glower, glowfly, glowing, glowstick
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for glow plug
glow plug
noun
one of usually four plugs fitted to the cylinder block of a diesel engine that warms the engine chamber to facilitate starting in cold weatherAlso called: heater plug
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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