unimproved

[ uhn-im-proovd ]
/ ˌʌn ɪmˈpruvd /

adjective

not developed to full potential, as resources or the mind.
not showing improvement, as one's health, appearance, etc.
(of land) not fitted for a profitable use, as by clearing, cultivation, addition of facilities for dwelling or business purposes, or the like.
not used to advantage; neglected: an unimproved opportunity.
(of animal or plant species) not made more useful or attractive by selective breeding or cultivation.
not enhanced; not increased: Our chance of success is unimproved.

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Origin of unimproved

First recorded in 1665–70; un-1 + improve + -ed2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for unimproved

British Dictionary definitions for unimproved

unimproved
/ (ˌʌnɪmˈpruːvd) /

adjective

not improved or made better
(of land) not cleared, drained, cultivated, etc
neglected; unusedunimproved resources
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012