Synonyms and Antonyms for external-combustion-engine

1. combustion (n.)

a process in which a substance reacts with oxygen to give heat and light

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3. external (adj.)

happening or arising or located outside or beyond some limits or especially surface

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4. external (adj.)

coming from the outside

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5. external (adj.)

from or between other countries

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6. external (adj.)

purely outward or superficial

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8. engine (n.)

something used to achieve a purpose

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10. engine (n.)

an instrument or machine that is used in warfare, such as a battering ram, catapult, artillery piece, etc.

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