Delta
From the Greek letter Delta (Δ), the fourth letter of the Greek alphabet. The term also describes a geographical feature: the alluvial deposits forming an island at a river's mouth.
Meaning and origin
Delta began as a mathematical and scientific term drawn from the Greek alphabet.
How to pronounce Delta
| English (US) | DEL-tuh /ˈdɛltə/ |
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About this entry
Drafted with the help of an AI model, then checked by a person. Last checked on 16 September 2026.
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