Delta (Noun)
Meaning 1
An object shaped like an equilateral triangle.
Classification
Nouns denoting two and three dimensional shapes.
Hypernyms
Meaning 2
A low triangular area of alluvial deposits where a river divides before entering a larger body of water; "the Mississippi River delta"; "the Nile delta".
Classification
Nouns denoting natural objects (not man-made).
Hypernyms
Meaning 3
The 4th letter of the Greek alphabet.
Classification
Nouns denoting communicative processes and contents.