I. adjective Date: 1602 not reproved or admonished, II. adjective Date: 1665 not improved: as, not tilled, built on, or otherwise improved for use , not used or employed advantageously , not selectively bred for better quality or productiveness
UNIMPROVED
Meaning of UNIMPROVED in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012