quench meaning and definition

QUENCH verb

Definition of quench (verb)

1. satisfy (thirst)
   • "The cold water quenched his thirst"
   • synonyms: allay, assuage, slake
2. put out, as of fires, flames, or lights
   • "Too big to be extinguished at once, the forest fires at best could be contained"; "quench the flames"; "snuff out the candles"
   • synonyms: blow out, extinguish, snuff out
   • antonym: ignite
3. electronics: suppress (sparking) when the current is cut off in an inductive circuit, or suppress (an oscillation or discharge) in a component or device
4. suppress or crush completely
   • "squelch any sign of dissent"; "quench a rebellion"
   • synonyms: quell, squelch
5. reduce the degree of (luminescence or phosphorescence) in (excited molecules or a material) by adding a suitable substance
6. cool (hot metal) by plunging into cold water or other liquid
   • "quench steel"