contain

containverb

American /kən.ˈteɪn/ British /kən.ˈteɪn/ The stress is on the second part: kun-TAYN.
third-person singular contains past tense contained past participle contained present participle containing

To contain is to hold something inside a space or within limits.

  1. have insidehave something inside, or have something as a part

    transitive [T] verb + object [V + obj] not used in continuous tenses [no continuous]

    Collocations

    verb + noun contain information, contain sugar, contain mistakes, contain details
    adverb + verb also contain, usually contain

    Synonyms hold

    Compare include (part of a group or list)

  2. stop from spreadingkeep something harmful from spreading or becoming worse

    transitive [T] verb + object [V + obj]

    Collocations

    verb + noun contain a fire, contain the damage, contain the spread of something
    phrase try to contain, manage to contain

    Synonyms control

  3. feelingscontrol a strong feeling so that you do not show it

    Usually with a negative or with hardly or barely.

    transitive [T] verb + object [V + obj]

    Collocations

    verb + noun contain your anger, contain your excitement, contain yourself

    Synonyms control

Word family

  • container

Choosing between contain · include

Use contain for what is inside something, such as a box, a bottle, a food, or a piece of writing: the bottle contains water. Use include when something is one part of a larger group or total, and there are other parts too: the price includes breakfast.

Common mistakes

This soup is containing meat. This soup contains meat.
In the sense have inside, contain is not used in continuous tenses.

For translators

Grammar trap In the sense have inside, the simple form is used even for something true now: the bag contains my keys, not is containing.