Antonym: deterioration. Similar words: improved, movement, involvement, implement, implementation, impoverishment, improper, proverb. Meaning: [ɪm'pruːvmənt] 
n. 1. the act of improving something 2. a change for the better; progress in development 3. a condition superior to an earlier condition.
n. 1. the act of improving something 2. a change for the better; progress in development 3. a condition superior to an earlier condition. 
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(121) The new assessment system could pinpoint areas for improvement within the company.
(122) This essay is a definite improvement on your last one.
(123) There has been a modest improvement/recovery in housing conditions for the poor.
(124) The new work procedure is a great improvement on / over the old one.
(125) I'm very happy that your health is showing signs of improvement.
(126) It would be futile to sustain his life when there is no chance of any improvement.
(127) Their policies have resulted in a definite underlying improvement in the economy.
(128) His Utopia is not a chimerical commonwealth but a practical improvement on what already exists.
(129) He's been having treatment for two months now without any improvement.
(130) With this exercise plan you will notice an enormous improvement in your stamina.
(131) We were hoping for an improvement but things have gone from bad to worse.
(132) The two sides have been at daggers drawn for some months now with no sign of improvement in relations.
(133) There's been a definite improvement in your English since you arrived.
(134) It appears that the new legislation doesn't have any teeth(sentencedict.com), since there has been no improvement in working conditions.
(135) Wholesalers reported an improvement in sales for the third quarter.
(136) On several occasions she had remarked on the boy's improvement.
(137) Setting the results against those of the last election,(http://sentencedict.com/improvement.html) we can see a clear improvement.
(138) There has been a moderate improvement in her health since she began the treatment.
(139) Critics see the increase in defence spending as a sop to the armed forces rather than an improvement of national security.
(140) Excellent teamwork from our staff has brought improvement on all fronts .
(141) John was gratified to see the improvement in his mother's health since she had come home.
(142) We shall be looking for an improvement in your work this term.
(143) The poor quality of his work this year cancels out his former improvement.
(144) It could be quite some time before we see any improvement .
(145) A considerable improvement on Miss Morrow.
(146) We've seen a consistent improvement in the team's performance.
(147) Bloomiehall Park. Work of improvement been commenced. 6.
(148) None the less, there is ample room for improvement.
(149) The improvement is expected to accelerate a booming industry.
(150) In this sense it is not surprising that the study of social policy has been deeply concerned with the improvement of policies.
More similar words: improved, movement, involvement, implement, implementation, impoverishment, improper, proverb, approve, commencement, approve of, element, basement, placement, statement, excitement, settlement, management, elementary, engagement, retirement, enforcement, requirement, replacement, measurement, arrangement, chastisement, government, announcement, encouragement.