In Greek mythology, Dione ("divine queen") was the mother of Aphrodite by Zeus. She was a Titan. Her name is actually a feminine form of the same name as Zeus. The name is also used to refer to Aphrodite.
... can mean the following:
dB is the abbreviation for Decibel; see Bel
DB is a French automobile maker; see DB (car)
DB is the abbreviation for Deutsche Bahn, the ...