US: /ækˈtɪvəti/, /ækˈtɪvɪti/
UK: /æktˈɪvɪti/

English Vietnamese dictionary

activity /æk'tiviti/
  • danh từ
    • sự tích cực, sự hoạt động, sự nhanh nhẹn, sự linh lợi
    • (số nhiều) hoạt động
      • sport activities: hoạt động thể thao
      • scientific activities: hoạt động khoa học
    • phạm vi hoạt động
      • within my activities: trong phạm vi hoạt động của tôi
    • (vật lý), (hoá học) tính hoạt động, độ hoạt động; tính phóng xạ, độ phóng xạ
      • photo - chenical activity: tính hoạt động quang hoá
      • specific activity: phóng xạ riêng

Advanced English dictionary

+ noun (plural activities)
1 [U] a situation in which sth is happening or a lot of things are being done: economic activity + The streets were noisy and full of activity. + Muscles contract and relax during physical activity.
2 [C, often pl.] a thing that you do for interest or pleasure, or in order to achieve a particular aim: leisure / outdoor / classroom activities + The club provides a wide variety of activities including tennis, swimming and squash. + illegal / criminal activities

Thesaurus dictionary

1 action, movement, motion, vigour, vim, energy, liveliness, bustle:
Last week there wasn't much activity in the stock market.
2 pursuit, occupation, vocation, work, function, operation, job, labour, endeavour, enterprise, project, undertaking, venture, interest:
What sort of business activity are you engaged in?

Collocation dictionary


frantic, frenetic, heightened, increased, intense | criminal, illegal, subversive, terrorist | classroom, group | extra-curricular, leisure, leisure-time, outdoor, recreational, social | mental, physical, sexual | business, commercial, cultural, economic, industrial, intellectual, political, scientific | government, military, police, union | human | electrical, geological, volcanic


burst, flurry
There was a flurry of activity as the film star appeared on the balcony.
| level
Newspapers report a higher level of activity in the foreign exchange markets.


Here's an activity you can do with mixed ability classes.
| be involved in, engage in, participate in, take part in, undertake
We suspect he may be involved in illegal activities. Teachers here are not allowed to engage in any political activity.
| stop, suspend, terminate
The party's activities have been suspended.
| stimulate
It will only be possible to stimulate business activity with an injection of public funds.
| curb | resume | buzz with
The room was buzzing with activity.


a hive of activity
(= a very busy place)The classroom was a hive of activity as the children prepared for the concert.
| a sign of activity
Police watched the house all day, but there was no sign of activity.

Concise English dictionary

+any specific behavior
+the state of being active
+an organic process that takes place in the body
+(chemistry) the capacity of a substance to take part in a chemical reaction
+a process existing in or produced by nature (rather than by the intent of human beings)
+the trait of being active; moving or acting rapidly and energetically