maintain Definition in the Cambridge English Dictionary
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Definition of “maintain” - English Dictionary

Definition of "maintain" - American English Dictionary

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maintainverb [T]

 us   /meɪnˈteɪn/

maintain verb [T] (CONTINUE TO HAVE)

to ​continue to have; to ​keep in ​existence, or not ​allow to ​become less: Despite ​living in different ​states, the two ​families have maintained a ​closefriendship. You have to maintain a ​minimumbalance in ​yourcheckingaccount.

maintain verb [T] (PRESERVE)

to ​keep something in good ​condition: A ​largehousecosts a lot to maintain.

maintain verb [T] (EXPRESS)

to ​expressstronglyyourbelief that something is ​true: [+ (that) clause] She maintains (that) she’s being ​criticizedsimply for ​telling the ​truth.
(Definition of maintain from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "maintain" - British English Dictionary

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maintainverb [T]

uk   us   /meɪnˈteɪn/

maintain verb [T] (CONTINUE TO HAVE)

B2 to ​continue to have; to ​keep in ​existence, or not ​allow to ​become less: The ​army has been ​brought in to maintain order in the ​region. We have standards to maintain. Despite ​living in different ​countries, the two ​families have maintained ​close links. The ​film has maintained ​itsposition as the ​critics' ​favourite for another ​year.
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maintain verb [T] (KEEP IN GOOD CONDITION)

B2 to ​keep a ​road, ​machine, ​building, etc. in good ​condition: A ​largehousecosts a lot to maintain. The ​roads in the ​town have been very ​poorly maintained.

maintain verb [T] (EXPRESS)

C2 to ​expressfirmlyyourbelief that something is ​true: Throughout his ​prisonsentence, Dunn has always maintained his innocence. [+ that] He maintains that he has never ​seen the woman before.
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maintain verb [T] (PROVIDE)

to ​provide someone with ​food and whatever is ​necessary for them to ​live on: They ​barelyearn enough to maintain themselves and ​their four ​children.
(Definition of maintain from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

Definition of "maintain" - Business English Dictionary

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maintainverb [T]

uk   us   /meɪnˈteɪn/
to make something continue in the same way or at the same ​level: Maintaining a company's ​brand and ​reputationrequires a lot of hard ​work. Charities need only give 5% of ​proceeds each ​year to maintain a ​taxexemption. We have been able to maintain ​prices for our ​customers at their ​currentlevel. The college has maintained ​links with similar ​institutions in other ​parts of the country.
to ​keep a ​building, ​machine, road, etc. in good ​condition by ​checking it ​regularly and ​repairing it if necessary: The ​premises are ​clean and well maintained. Communication is made difficult by the poorly maintained road ​network. The ​commissionoperates and maintains 20 river bridges.
FINANCE to make ​regularpayments in ​order to ​support someone ​financially or to ​keep something that you already own: More and more ​people are ​struggling to ​afford the ​cost of maintaining a ​home.
to say firmly that something is ​true: maintain (that) Senioraccountants at the ​firm maintained they knew nothing of the ​transactions.
(Definition of maintain from the Cambridge Business English Dictionary © Cambridge University Press)
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