| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024com•bus•tion /kəmˈbʌstʃən/USA pronunciation n. [uncountable]- Physicsthe act or process of burning:combustion of fuel and air in a chamber.
com•bus•tive, adj. WordReference Random House Unabridged Dictionary of American English © 2024com•bus•tion (kəm bus′chən),USA pronunciation n. - Physicsthe act or process of burning.
- Chemistry
- rapid oxidation accompanied by heat and, usually, light.
- chemical combination attended by production of heat and light.
- slow oxidation not accompanied by high temperature and light.
- violent excitement;
tumult.
- Late Latin combūstiōn- (stem of combūstiō). See combust, -ion
- Middle French)
- late Middle English (1400–50
Collins Concise English Dictionary © HarperCollins Publishers:: combustion /kəmˈbʌstʃən/ n - the process of burning
- any process in which a substance reacts with oxygen to produce a significant rise in temperature and the emission of light
- a chemical process in which two compounds, such as sodium and chlorine, react together to produce heat and light
Etymology: 15th Century: from Old French, from Latin combūrere to burn up, from com- (intensive) + ūrere to burncomˈbustive n , adj |