Delta Definition & Meaning | Britannica Dictionary (original) (raw)
delta
noun
plural
deltas
delta
/ˈdɛltə/
noun
plural
deltas
Britannica Dictionary definition of DELTA
1
[count]
:
the fourth letter of the Greek alphabet
— Δ or ƍ
2
[count]
:
a piece of land shaped like a triangle that is formed when a river splits into smaller rivers before it flows into an ocean
- a river delta
- the Ganges/Nile Delta
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3
[singular]
US
or
Delta
:
an area of low land along the Mississippi River that is mainly in the state of Mississippi
- the Mississippi Delta
- delta blues [=blues music that comes from the Mississippi delta]
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