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English definition of “D, d”

D, d

noun uk   /diː/ (plural Ds, D's or d's) us  

D, d noun (LETTER)

[C or U] the fourth letter of the English alphabet

D, d noun (NUMBER)

[C] (also d) the sign used in the Roman system for the number 500

D, d noun (MUSIC)

[C or U] a note in Western music: in (the key of) D

D, d noun (FOOTBALL)

[S] a D-shaped area on the edge of the penalty area of a football pitch: Players have to stand outside the D when a penalty is being taken.
(Definition of D, d from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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