A tract of land shaped like the letter delta (/), especially when the land is alluvial and inclosed between two or more mouths of a river; as, the delta of the Ganges, of the Nile, or of the Mississippi.
The fourth letter of the Greek alphabet (/ /), answering to D.
an object having the shape of the capital /.
The closed figure produced by connecting three coils or circuits successively, end for end, esp. in a three-phase system; -- often used attributively, as delta winding, delta connection (which see), etc.
For anyone who feels they are overwhelmed by their job, or maybe they take their job too seriously or are working too hard, I say go to a safari, particularly the Okavango Delta, and just be humbled. Jill Scott
Since I was a kid, I've had an absolute obsession with particular kinds of American music. Mississippi Delta blues of the Thirties, Chicago blues of the Fifties, West Coast music of the mid-Sixties - but I'd never really touched on dark Americana. Robert Plant