US: /ˌɪmˈpɹuvmənt/
UK: /ɪmpɹˈuːvmənt/

English Vietnamese dictionary

improvement /im'pru:vmənt/
  • danh từ
    • sự cải tiến, sự cải thiện, làm cho tốt hơn; sự trau dồi, sự mở mang (trí tuệ, kiến thức...)
    • sự sửa sang, sự đổi mới (cho đẹp, tốt hơn)
      • I have noticed a number of improvements in this town: tôi để ý thấy một số đổi mới ở thành phố này
    • sự tiến bộ, sự tốt hơn, sự khá hơn
      • this composition is an improvement on (over) your last: bài luận này của anh khá hơn bài trước
      • there's a marked improvement in his health: sức khoẻ anh ta khá hơn rõ rệt
    • sự lợi dụng, sự tận dụng (cơ hội)

Advanced English dictionary

+ noun
1 [U] ~ (in / on / to sth) the act of making sth better; the process of sth becoming better: Sales figures continue to show signs of improvement. + There is still room for improvement in your work. + We expect to see further improvement over the coming year.
2 [C] ~ (in / on sth) a change in sth that makes it better; sth that is better than it was before: a significant / substantial / dramatic improvement + a slight / steady improvement + an improvement in Anglo-German relations + This is a great improvement on your previous work. + improvements to the bus service + home improvements (= changes that are made to a house, that increase its value)
Help Note: Home improvement is [U] in AmE.

Thesaurus dictionary

1 betterment, amelioration; reform, rehabilitation, upgrading, enhancement, repair:
The committee is working for the improvement of the neighbourhood.
2 recovery, rise, increase, gain, advance, upswing, progress; recuperation, convalescence:
There was an improvement in share prices after release of the trade figures. The patient shows considerable improvement
3 advance, change for the better:
This year's crop is an improvement over last year's.

Collocation dictionary


big, considerable, enormous, great, huge, marked, massive, material, radical, remarkable, significant, substantial, vast |
marginal, minor, modest, slight,
small | noticeable, obvious, visible | actual, definite, distinct, genuine, real, tangible | measurable | dramatic, rapid, sharp | gradual, incremental, steady | constant, continued, continuing, continuous, progressive, sustained | long-term | short-term | temporary | further | all-round, general, overall | important, notable | much-needed, necessary | welcome | useful |
positive | recent | immediate |
desired, expected | suggested
If suggested improvements are not carried out, we have the right to suspend the insurance cover.
| intended | possible, potential | underlying
Their policies have resulted in a definite underlying improvement in the economy.
| moral | economic, educational, environmental, health, safety, social | organizational, productivity, quality, service, technical, technological | agricultural, land | ground, home, housing, rail, road, school
The club will spend £300,000 on ground improvements.


be, constitute, reflect, represent
The country's economic record since 1945 represents an improvement on the period between the world wars.
| show
Exports have showed some improvement.
| need, require | carry out, effect, make
He made a steady improvement and was released within 10 days of admission.
| lead to, produce, provide, result in, yield
The drug produced an improvement in all but one case.
| achieve, bring (about), secure
steps taken to secure improvement in pupils' attendance
| seek | call for, demand | recommend, suggest | encourage, promote | announce, report
Wholesalers reported an improvement in sales for the third quarter.
| notice, see, witness
With this exercise plan you will notice an enormous improvement in your stamina.
| find
No improvement was found after the tenth day of treatment.


take place | result from sth


programme, scheme
The proposed road improvement scheme involves bypassing several villages.
| work
The improvement work to houses will create jobs.


~ in
The new factory brought a huge improvement in working conditions.
| ~ on/over/upon
These results are a distinct improvement on last year's.
| ~ to
Several improvements were made to the design during its production run.


an area for/of improvement
The new assessment system could pinpoint areas for improvement within the company.
| room/scope for improvement
Their average marks have risen, but there is still room for improvement.
| signs of improvement
The economy is showing signs of improvement.

Concise English dictionary

+the act of improving something
+a change for the better; progress in development
+a condition superior to an earlier condition