(1):
(a.) Not tilled, cultivated, or built upon; yielding no revenue; as, unimproved land or soil.
(2):
(a.) Not used; not employed; especially, not used or employed for a valuable purpose; as, unimproved opportunities; unimproved blessings.
(3):
(a.) Not improved; not made better or wiser; not advanced in knowledge, manners, or excellence.
A timeless resource no serious scholar should be without. With more than 75,000 entries, if it is a word used in the Bible, you are sure to find it defined here.Wikipedia
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