Black's Law Dictionary (2nd edition)dictionaries

Reclamation District

A subdivision of a state created by legislative authority, for the purpose of reclaiming swamp, marshy, or desert lands within Its boundaries and rendering them fit for habitation or cultivation, generally with funds raised by local taxation or the issue of bonds, and sometimes with authority to make rules or ordinances for the regulation of the work in hand

Source: Black's Law Dictionary 2nd Ed (1910)