Definition of "exchanger" [ex•chan•ger]

• A person or thing that exchanges one thing for another (noun)

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• "A A combi boiler heats cold water as it flows through the heat exchanger, which is basically a long coiled or snaked length of pipework above the gas burners."
• "- COINSTAR: The nation's biggest coin exchanger is Bellevue, Wash. -based Coinstar, an"
• "• COINSTAR: The nation's biggest coin exchanger is Bellevue, Wash. -based Coinstar, an"