Englishfor English speakers
solution
Noun
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A solution is an answer to a problem.
The solution to the math problem 4+3 is 7.
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A solution is a liquid that has something dissolved in it.
The student made a solution by mixing salt and water.
accelerator
Noun
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An accelerator is the pedal in a vehicle which you step on to make it go faster.
He took his foot off the accelerator and the car started to slow down.