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

Definition of "sustain" - American English Dictionary

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sustainverb [T]

 us   /səˈsteɪn/

sustain verb [T] (MAINTAIN)

to ​keep something in ​operation; ​maintain: It is hard to ​see what will sustain them when they have no ​income.

sustain verb [T] (SUFFER)

fml to ​suffer or ​experiencedamage or ​loss: She sustained ​seriousinjuries in the ​accident.

sustain verb [T] (SUPPORT)

to ​support someone ​emotionally: Throughout the ​ordeal, he was sustained by the ​belief that he would get ​home.
(Definition of sustain from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "sustain" - British English Dictionary

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sustainverb [T]

uk   us   /səˈsteɪn/

sustain verb [T] (CONTINUE)

C2 to ​cause or ​allow something to ​continue for a ​period of ​time: The ​economylooks set to sustain ​itsgrowth into next ​year. He ​seems to ​find it ​difficult to sustain ​relationships with women.US The ​judge sustained (= ​accepted) the lawyer's ​objection.C2 to ​keepalive: The ​soil in this ​part of the ​world is not ​rich enough to sustain a ​largepopulation.
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sustain verb [T] (SUFFER)

formal to ​suffer or ​experience, ​especiallydamage or ​loss: She sustained ​multipleinjuries in the ​accident. Most ​buildings sustained only ​minimaldamage in the ​earthquake. The ​company has sustained ​heavylosses this ​year.

sustain verb [T] (SUPPORT)

to ​supportemotionally: She was sustained by the ​strength of her ​religiousfaith. The ​love of my ​family and ​friends sustained me through my ​ordeal.
(Definition of sustain from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

Definition of "sustain" - Business English Dictionary

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sustainverb [T]

uk   us   /səˈsteɪn/
to make or ​allow something to continue for a ​period of ​time: The ​boardaccepted that the ​growthrates could not be sustained indefinitely.
to ​experienceloss, ​injury, or ​damage: As a ​result of the ​oil spill, BP sustained ​heavylosses. The ​port sustained severe ​damage in the storm.
to ​providesupport for an ​idea, ​statement, ​legal argument, etc.: The ​datameant the ​government could not sustain its argument that ​lowerduty on ​fuel would ​lead to ​lowerspending on schools and hospitals. Only in one ​case could the ​auditorsfindevidence to sustain a ​claim of ​criminalbehaviour.
(Definition of sustain from the Cambridge Business English Dictionary © Cambridge University Press)
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