vacuum Definition in the Cambridge English Dictionary

Definition of “vacuum” - English Dictionary

"vacuum" in American English

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vacuumnoun [C]

 us   /ˈvæk·jum, -ju·əm, -jəm/
physics a ​space without any ​gas or other ​matter in it, or a ​space from which most of the ​air or ​gas has been ​removed: Edison ​knew that he had to ​create a vacuum inside the lightbulb. fig. No ​marriageexists in a vacuum (= in a ​situation where nothing ​else has any ​influence).

vacuumverb [I/T]

 us   /ˈvæk·jum, -jʊ·əm/
to ​clean something by using a vacuum ​cleaner: [T] Then I vacuumed the ​carpet.
(Definition of vacuum from the Cambridge Academic Content Dictionary © Cambridge University Press)

"vacuum" in British English

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uk   us   /ˈvæk.juːm/

vacuum noun (EMPTY SPACE)

[C or U] a ​space from which most or all of the matter has been ​removed, or where there is little or no ​matter [S] a ​lack of something: The ​withdrawal of ​troops from the ​area has ​created a ​security vacuum which will need to be a vacuum keptseparate from other ​people and ​activities: No ​artistworks in a vacuum - we are all of us ​influenced by ​others.

vacuum noun (CLEANER)

vacuumverb [I or T]

uk   us   /ˈvæk.juːm/ (UK also hoover)
to use a vacuum ​cleaner to ​collectdust, ​dirt, etc.: Vacuum (up) the ​cakecrumbs, would you?
(Definition of vacuum from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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