C20: from Greek oikistikos of or concerning settlements, from oikizein to settle (a colony), from oikos a house
ekistics in American English
(iˈkɪstɪks; ɪˈkɪstɪks)
US
noun
the science of city and area planning, dealing with the integration of the basic needs of both the individual and the entire community, as transportation, communication, entertainment, etc.