单词 | combustion |
释义 | Word Frequency combustion(kəmˈbʌstʃən) noun 1. the process of burning 2. any process in which a substance reacts with oxygen to produce a significant rise in temperature and the emission of light 3. a chemical process in which two compounds, such as sodium and chlorine, react together to produce heat and light 4. a process in which a compound reacts slowly with oxygen to produce little heat andno light Derived forms combustive (comˈbustive) noun, adjective Word origin C15: from Old French, from Latin combūrere to burn up, from com- (intensive) + ūrere to burn |
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