internal-combustion engine
noun
an engine of one or more working cylinders in which the process of combustion takes place within the cylinders.
Origin of internal-combustion engine
First recorded in 1880–85
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internal-combustion engine
noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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internal-combustion engine
[ĭn-tûr′nəl-kəm-bŭs′chən]
The American Heritage® Science Dictionary
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internal-combustion engine
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.