D
US /diː/
UK /diː/
1.
the fourth letter of the English alphabet
:
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The word 'dog' starts with the letter D.
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Write a capital D at the beginning of the sentence.
2.
the Roman numeral for 500
:
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The year 1500 can be written as MD in Roman numerals.
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The old manuscript had a large D at the beginning of a chapter, indicating a section of 500.