delta

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  • noun

Words related to delta

a low triangular area of alluvial deposits where a river divides before entering a larger body of water

an object shaped like an equilateral triangle

the 4th letter of the Greek alphabet

References in periodicals archive ?
An estimated 500 million people live on river deltas, which are created as sediments are deposited at the mouths of rivers.
On the next attempt, an "old reliable' ELV called a Delta had to be destroyed from the ground when its main engine shut off prematurely (and that was only two weeks after an Air Force Delta ELV had blown up in mid-ascent).
The remaining shuttles, Titan 34Ds and Deltas have all been grounded while the failures are under investigation.
Ancient pottery fragments discovered by chance near the mouth of the Nile reveal that parts of this agriculturally important delta are sinking substantially faster than scientists had thought, a finding that bodes ill for the future of Egypt's breadbasket.