Meaning : A change for the better. Progress in development.
Synonyms : advance, betterment
Translation in other languages :
இருக்கும் நிலையை விட மேலான, உயர்ந்த நிலை.
இந்த செயலில் முன்னேற்றம் அவசியம்Meaning : The act of improving something.
Example :
Their improvements increased the value of the property.
Meaning : A condition superior to an earlier condition.
Example :
The new school represents a great improvement.
Synonyms : melioration
A condition inferior to an earlier condition. A gradual falling off from a better state.
declination, decline