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heartwood
heartworm
hearty
heat
heat balance
heat barrier
heat capacity
heat death
heat engine
heat exchanger
heat exhaustion
heat island
heat lightning
heat of combustion
heat of formation
heat of solution
heat prostration
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heat engine
heat en·gine (plural heat en·gines)


noun 
Definition:
 
machine powered by heat: a machine that transforms heat into mechanical power, e.g. a steam or gasoline engine
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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