verb
EXAMPLES FROM OTHER ENTRIES
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By the end of 1973, the price of oil had quadrupled to $11.65 a gallon.
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In ten years, homicide rates tripled and suicide rates quadrupled.
EXAMPLES FROM CORPUS
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After three weeks, the youngster has tripled or even quadrupled its weight.
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Between 1949 and 1950, he quadrupled the number of regular Vietminh battalions to one hundred and seventeen.
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By quadrupling the number of visitors, our foreign exchange would be enhanced by nearly £20,000 million.
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Cleverly used it will double, treble, even quadruple the size.
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For example, transfers almost quadrupled the incomes of the poorest fifth of the income receivers.
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For families with children under age 5, the poverty rate quadrupled during the 1980s.
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From humble beginnings sales have quadrupled and are set for further high growth in the next three years.
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This is why its share price has nearly quadrupled since it went public in March 1989.