DICTIONARY ENTRY
6 SYLLABLES
internal-combustion engine
Internal-combustion engine has 6 syllables: in · ter · nal-com · bus · tion en · gine.
in
01
ter
02
nal-com
03
bus
04
tion en
05
gine
06
noun. A heat engine in which combustion occurs inside the engine rather than in a separate furnace; heat expands a gas that either moves a piston or turns a gas turbine.
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