To put out or quench a fire, flame, or light; to cause something to stop burning or shining. verb
The firefighters worked tirelessly to extinguish the forest fire.
Please extinguish your cigarette before entering the building.
To bring to an end; to terminate or abolish something. verb
The treaty was designed to extinguish the long-standing conflict between the two nations.
The company decided to extinguish the outdated policy to improve employee satisfaction.
To cause something to cease to exist or to be no longer active. verb
The new regulations aim to extinguish illegal trade practices.
His enthusiasm for the project was extinguished by the lack of support from his team.