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D/A
D and C
D.B.A.
d.b.a.
D.B.E.
d.b.h.
D.Bib.
D.C.
D.C.L.
D.D.
D/D
D.D.S.
D-day
D.F.A.
D.G.
D.H.
D.J.
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D (2)

D


symbol 
Definition:
 
1. chemistry deuterium

2. optics diopter

3. physics dispersion

4. aerospace drag

5. mathematics used to refer to the first derivative of a function

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