1) Asphyxiator 2) Device 3) Device used to put out fires 4) Fire extinguisher 1) Asphyxiator 2) Douser 
Device containing fire suppressant, often pressurized to expel suppressant when triggered by operator or an automatic release mechanism. Important to properly select type of extinguisher appropriate to type of material burning (wood, grease, electrical, etc.). May be portable or permanently installed for special suppression purposes, such as fires ...
• (n.) One who, or that which, extinguishes; esp., a hollow cone or other device for extinguishing a flame, as of a torch or candle.
Ex·tin'guish·er noun One who, or that which, extinguishes; esp., a hollow cone or other device for extinguishing a flame, as of a torch or candle. Ex*tin'guish*ment noun 1. The act of extinguishing, putting out, or quenching, or the state of being extinguishe...
Found on http://www.encyclo.co.uk/webster/E/96
Device containing fire suppressant, often pressurized to expel suppressant when triggered by operator or an automatic release mechanism. Important to properly select type of extinguisher appropriate to type of material burning (wood, grease, electrical, etc). May be portable or permanently installed for special suppression purposes, such as fires i...
a person or thing that extinguishes. · See · an instrument consisting of a cone-shaped cup attached to a handle or the end of a pole, for extinguishing a candle by momentarily closing off the burning wick from the air. Cf. candlesnuffer.