Meaning : 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.
Meaning : Electronics: suppress (sparking) when the current is cut off in an inductive circuit, or suppress (an oscillation or discharge) in a component or device.
Meaning : Reduce the degree of (luminescence or phosphorescence) in (excited molecules or a material) by adding a suitable substance.