Meaning : Made more desirable or valuable or profitable. Especially made ready for use or marketing.
Example :
New houses are springing up on an improved tract of land near the river.
An improved breed.
Not made more desirable or valuable or profitable. Especially not made ready for use or marketing.
Taxes on unimproved land are low.Meaning : Become or made better in quality.
Example :
Was proud of his improved grades.
An improved viewfinder.
Meaning : (of land) made ready for development or agriculture by clearing of trees and brush.
Example :
Improved farmlands.
Improved meaning in Bengali (Bangla).