from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Not improved; not made better.
  • adj. Not made use of or put to advantage.
  • adj. Not built on or cultivated so as to increase in value. Used of land.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Not improved

from the GNU version of the Collaborative International Dictionary of English

  • adj. Not improved; not made better or wiser; not advanced in knowledge, manners, or excellence.
  • adj. Not used; not employed; especially, not used or employed for a valuable purpose.
  • adj. Not tilled, cultivated, or built upon; yielding no revenue.

from The Century Dictionary and Cyclopedia

  • Not improved, in any sense; specifically, of land, not tilled; not cultivated; not brought into a condition for use by expenditure of labor.
  • Not tested; not proved.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. (of land) not cleared of trees and brush; in the wild or natural state
  • adj. not made more desirable or valuable or profitable; especially not made ready for use or marketing


Sorry, no etymologies found.


  • The other third of the improved land and a considerable portion of that half of the farm area known as unimproved land are utilized as pasture for domestic animals.

    The Young Farmer: Some Things He Should Know

  • Our development has so much spraying for things that probably don't need to be sprayed that the displays are on the lame side, but trips to "unimproved" regions can be spectacular.

    firefly season

  • The cave is "unimproved", which means no lights other than what you bring with you, the occasional interpretive sign and a set of metal steps to help you make the initial descent.

    Going down

  • Under the program, new or converted homes and condominiums are taxed only on the previous, "unimproved" value of the property for 10 years.

    The Taxes of Philadelphia

  • Under Philadelphia's abatement program, new or converted housing is taxed only on the previous, "unimproved" value of the property for 10 years -- the land value in the case of new buildings and the existing building's value in the case of conversions.

    Philadelphia Tax Breaks Draw Ire

  • The road to Potato Cove was the kind that map makers call "unimproved," meaning that it was gravel with teeth-rattling bumps and ruts.

    The Cat Who Moved A Mountain

  • In their native range of Mexico and Central America, the "unimproved" birds are usually produced as a cash crop for market.

    5 Chicken

  • "I'll have to refer that to the Reclamation Service, I guess," the boy answered, "anyhow for the time we'll just call it 'unimproved' and let it go at that."

    The Boy With the U.S. Census

  • The need to find unimproved land to replace that worn out by tobacco—not to mention places to keep slaves productively employed—the dividing of estates among younger sons, and the growth of the population created a demand for new lands.

    George Washington’s First War

  • This in turn meant collecting rents and selling off both improved and unimproved plots.

    George Washington’s First War


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