improvement

n. act of improving, state of being made better; something which enhances or improves; addition or change which adds value to something

Improve means to make something better. It may also refer to:Improver Bread improverImprover Corporation: Improver v Remington, a 1990 United Kingdom patent infringement law court case
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Noun
1. the act of improving something; "their improvements increased the value of the property"
(hypernym) change of state
(hyponym) tenderization, tenderisation
(derivation) better, improve, amend, ameliorate, meliorate
2. a change for the better; progress in development
(synonym) betterment, advance
(hypernym) transformation, transmutation, shift
(hyponym) revival, resurgence, revitalization, revitalisation, revivification
(derivation) better, improve, ameliorate, meliorate
3. a condition superior to an earlier condition; "the new school represents a great improvement"
(synonym) melioration
(antonym) decline, declination
(hypernym) condition, status
(hyponym) betterment
(derivation) better, improve, ameliorate, meliorate

(n.)
Valuable additions or betterments, as buildings, clearings, drains, fences, etc., on premises.
  

(n.)
The state of being improved; betterment; advance; also, that which is improved; as, the new edition is an improvement on the old.
  

(n.)
The act of making profitable use or applicaton of anything, or the state of being profitably employed; a turning to good account; practical application, as of a doctrine, principle, or theory, stated in a discourse.
  

(n.)
The act of improving; advancement or growth; promotion in desirable qualities; progress toward what is better; melioration; as, the improvement of the mind, of land, roads, etc.
  

(n.)
Increase; growth; progress; advance.
  

(n.)
A useful addition to, or modification of, a machine, manufacture, or composition.
  

The positive effect of a process change effort.