Definition of heat engine
: a mechanism (such as an internal combustion engine) for converting heat energy into mechanical or electrical energy
- Trending Now: More Trending:
- sequacious inadmissible oligarch, pejorative emolument troll
- ALL
What's Trending Now
More Trending Words
Recent Examples of heat engine from the Web
-
Required by the second law of thermodynamics, that unavoidable waste of energy severely limits the efficiency of a heat engine to below a level set by the temperatures of the baths.
-
The site broke a decades-old record Sunday by surpassing a cumulative 12.5 years of operation of a heat engine.
-
At its core, the drinking bird is a heat engine, not that unlike a steam turbine or diesel engine.
-
These planetary heat engines sprout from relatively weak clusters of thunderstorms — waves of low pressure from the coast of Africa — and fester in the warm waters of the Atlantic.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'heat engine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of heat engine
circa 1895
Learn More about heat engine
-
Britannica.com: Encyclopedia article about heat engine
Seen and Heard
What made you want to look up heat engine? Please tell us where you read or heard it (including the quote, if possible).
