Improved
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
Improved land is such as has been reclaimed, is used for the purpose of husbandry, and is cultivated as such, whether the appropriation is for tillage, meadow or pasture, "Improve" is synonymous with "cultivate."
Clark v. Phelps, 4 Cow. (N. Y.) 190.