"unimproved" in the adjective sense
1. unimproved
not made more desirable or valuable or profitable especially not made ready for use or marketing
"taxes on unimproved land are low"
"unimproved dirt roads"
2. unimproved
of land) not cleared of trees and brush in the wild or natural state
"a farm with 50 acres of unimproved and 68 acres of improved land"
"unimproved woodlands"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License