
A land area (basin) bounded by ridges or similar topographic features, encompassing only part of a watershed. ... (05 Dec 1998) ...
Found on
http://www.encyclo.co.uk/local/20973

A land area (basin) bounded by ridges or similar topographic features, encompassing only part of a watershed, and enclosing on the order of 5,000 acres; smaller than, and part of, a watershed.
Found on
http://www.encyclo.co.uk/local/21804
No exact match found.