Definitions
1.verbTo satisfy, especially an actual or figurative thirst."The library quenched her thirst for knowledge."
2.verbTo extinguish or put out (as a fire or light).
3.verbTo cool rapidly by dipping into a bath of coolant, as a blacksmith quenching hot iron."The swordsmith quenched the sword in an oil bath so that it wouldn't shatter."
4.verbTo terminate or greatly diminish (a chemical reaction) by destroying or deforming the remaining reagents.
5.verbTo rapidly change the parameters of a physical system.
6.nounThe extinction of any of several physical properties.
7.nounThe rapid cooling of a hot metal object, by placing it in a liquid, in order to harden it.