quench

[kwench]

verb (used with object)

to slake, satisfy, or allay (thirst, desires, passion, etc.).
to put out or extinguish (fire, flames, etc.).
to cool suddenly by plunging into a liquid, as in tempering steel by immersion in water.
to subdue or destroy; overcome; quell: to quench an uprising.
Electronics. to terminate (the flow of electrons in a vacuum tube) by application of a voltage.

Origin of quench

1150–1200; Middle English quenchen, earlier cwenken; compare Old English -cwencan in ācwencan to quench (cf. a-3)
Related formsquench·a·ble, adjectivequench·a·ble·ness, nounquench·er, nounun·quench·a·ble, adjectiveun·quenched, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


Examples from the Web for unquenchable

Contemporary Examples of unquenchable

Historical Examples of unquenchable

  • But by an effort of his unquenchable energy he shook off this show of concern.

    A Son of Hagar

    Sir Hall Caine

  • It was the cry of a beaten man whose spirit is unquenchable.

  • I have never seen fury so expressed or such an unquenchable spirit.

  • Is it not good news that that fire is unquenchable, that that worm will not die?

    Out of the Deep

    Charles Kingsley

  • But down to the last half-gallon, our thirst was unquenchable.

    Land of the Burnt Thigh

    Edith Eudora Kohl


British Dictionary definitions for unquenchable

quench

verb (tr)

to satisfy (one's thirst, desires, etc); slake
to put out (a fire, flame, etc); extinguish
to put down or quell; suppressto quench a rebellion
to cool (hot metal) by plunging it into cold water
physics to reduce the degree of (luminescence or phosphorescence) in (excited molecules or a material) by adding a suitable substance
electronics
  1. to suppress (sparking) when the current is cut off in an inductive circuit
  2. to suppress (an oscillation or discharge) in a component or device
Derived Formsquenchable, adjectivequencher, nounquenchless, adjective

Word Origin for quench

Old English ācwencan to extinguish; related to Old Frisian quinka to vanish
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for unquenchable
adj.

late 14c., of fire; 1560s, of thirst, from un- (1) "not" + quench + -able. Related: Unquenchably.

quench

v.

Old English acwencan "to quench" (of fire, light), from Proto-Germanic *cwandjan, probably a causative form of root of Old English cwincan "to go out, be extinguished," Old Frisian kwinka. Related: Quenched; quenching.

Online Etymology Dictionary, © 2010 Douglas Harper