vital Meaning in the Cambridge English Dictionary
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Meaning of “vital” in the English Dictionary

"vital" in British English

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vitaladjective

uk   /ˈvaɪ.təl/  us   /-t̬əl/

vital adjective (IMPORTANT)

B2 necessary for the ​success or ​continuedexistence of something; ​extremelyimportant: A ​strongopposition is vital to a ​healthydemocracy. She had ​found out some ​information of vital importance. The ​kidneyplays a vital role/​part in the ​removal of ​wasteproducts from the ​blood. [+ that] It'sabsolutely vital that you do ​exactly as I say. [+ to infinitive] It is vital to get ​medicalsupplies to the ​area as ​soon as ​possible.
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vital adjective (LIVELY)

formal approving energetic: He had never ​felt so vital and ​full of ​life. formal relating to ​life
vitally
adverb uk   us   /-i/
C2 It's not vitally important that we get ​extrafunding for the ​project, but it would ​help.
(Definition of vital from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"vital" in American English

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vitaladjective

 us   /ˈvɑɪ·t̬əl/
necessary or ​extremelyimportant for the ​success or ​continuedexistence of something: The ​existence of a ​strongopposition is vital to a ​healthydemocracy. The ​kidneysplay a vital ​role/​part in ​removingwaste from the ​blood. [+ that clause] It’s vital that you ​respond at ​once.
vitally
adverb  us   /ˈvɑɪ·t̬əl·i/
It’s vitally ​important that we get there by ​tomorrow.
(Definition of vital from the Cambridge Academic Content Dictionary © Cambridge University Press)
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