¦ verb
1. satisfy (thirst) by drinking.
2. satisfy (a desire).
3. extinguish (a fire).
rapidly cool (hot metal).
4. stifle (a feeling).
dated reduce to silence.
5. Physics & Electronics suppress or damp (luminescence, an oscillation, etc.).
¦ noun an act of quenching something very hot.
Derivatives
quenchable adjective
quencher noun
quenchless adjective (literary).
Origin
OE -cwencan (in acwencan 'put out, extinguish'), of Gmc origin.