1. (adj)improved made more desirable or valuable or profitable; especially made ready for use or marketing Antonyms: dirt, uncleared, unimproved, ungraded, scrub, worse
2. (adj)improved become or made better in quality Antonyms: scrub, dirt, worse, ungraded, uncleared, unimproved
3. (adj)improved (of land) made ready for development or agriculture by clearing of trees and brush Antonyms: worse, uncleared, unimproved, scrub, dirt, ungraded