Definition of Quench

(v. t.)
To extinguish; to overwhelm; to make an end of; -- said of flame and fire, of things burning, and figuratively of sensations and emotions; as, to quench flame; to quench a candle; to quench thirst, love, hate, etc.
  

(v. t.)
To cool suddenly, as heated steel, in tempering.
  

(v. i.)
To become extinguished; to go out; to become calm or cool.
  

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quench
\quench\, v. i. to become extinguished; to go out; to become calm or cool. [r.] dost thou think in time she will not quench!
quench
\quench\ (?), v. t. [imp. & p. p. quenched (?); p. pr. & vb. n. quenching.] [oe. quenchen, as. cwencan in ācwencan, to extinguish utterly, causative of cwincan, ācwincan, to decrease, disappear; cf. as. cwīnan, ācwīnan, to waste or dwindle away.]
1. to extinguish; to overwhelm; to make an end of; -- said of flame and fire, of things burning, and figuratively of sensations and emotions; as, to quench flame; to quench a candle; to quench thirst, love, hate, etc. ere our blood shall quench that fire. the supposition of the lady's death will quench the wonder of her infamy.
2. to cool suddenly, as heated steel, in tempering.

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v., t., báigh, do thart a chosc
to extinguish; to smother: múch
to extinct: cuir i n-éag

to grow cool

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Verb
1. satisfy (thirst); "The cold water quenched his thirst"
(synonym) slake, allay, assuage
(hypernym) meet, satisfy, fill, fulfill, fulfil
(entail) consume, ingest, take in, take, have
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"
(synonym) snuff out, blow out, extinguish
(hyponym) douse, put out
(derivation) extinction, extinguishing, quenching
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
(hypernym) restrain, suppress, keep, keep back, hold back
4. suppress or crush completely; "squelch any sign of dissent"; "quench a rebellion"
(synonym) squelch, quell
(hypernym) suppress, stamp down, inhibit, subdue, conquer, curb
5. reduce the degree of (luminescence or phosphorescence) in (excited molecules or a material) by adding a suitable substance
(hypernym) reduce, cut down, cut back, trim, trim down, trim back, cut, bring down
(classification) physics, physical science, natural philosophy
6. cool by plunging into cold water; "quench metal"
(hypernym) cool, chill, cool down

to rapidly cool heat-treated metal by immersion in an oil or water bath.

rapidly cool a material; typically done to retain a structure at room temperature that otherwise is only stable at high
temperature.

(1) To slake one's thirst. (2) To cool (hot metal) by thrusting into water or other liquid.