Englishfor English speakers
capital
Noun
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A capital is the most important city of a country. The government of the country is usually located there.
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The (field) capital is the most important city in that particular field.
Hollywood is the film capital, New York the theater capital, Las Vegas the gambling capital.
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A person's capital is all his money and wealth.
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A capital forms the topmost member of a column or pilaster. It broadens the area of the column's supporting surface.
capital
Adjective
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A capital object or idea is something that is very important.
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very good.
That is a capital idea!
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Involving punishment by death.
Not all felonies are capital crimes.
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.
One begins a sentence with a capital letter.
duty
Noun
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A duty is something that you should do.
Parents have the duty to educate their children.
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A tax placed on imports or exports; a tariff, customs duty, excise duty.
Import duty and taxes are due when importing goods into the United States.