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: situated, occurring, or used before engine combustion or the combustion stage of a process
precombustion fuel treatment a precombustion reaction
— see also precombustion chamber, precombustion engine
1923, in the meaning defined above
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alleviating pain or harshness
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Musical Words Quiz
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How a folk song became a term of derision.
Sorry, not sorry
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A not-so-sarcastic history
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