land surveying
• (n.) The art of surveying a region or district.
Cho·rom'e·try noun [ Greek ... place + -metry .] The art of surveying a region or district. 
chorometry The art of surveying a country. Cross references of word families related directly, or indirectly, to: 'land, ground, fields, soil, dirt, mud, clay, earth (world)': agra-; agrest-; agri-; agro-; argill-; chthon-; epeiro-; geo-; glob-; lut-; myso-; pedo-; pel-; rhyp-; s...