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

"revolutionary" in British English

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revolutionaryadjective

uk   /ˌrev.əˈluː.ʃən.ər.i/  us   /-er-/

revolutionary adjective (IN POLITICS)

B2 involved in or ​relating to a ​revolution: a revolutionary ​leader/​movement
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revolutionary adjective (NEW AND IMPORTANT)

B2 completely new and having a ​greateffect: Penicillin was a revolutionary ​drug. The 20th ​centurybrought about revolutionary changes in ​ourlifestyles.

revolutionarynoun [C]

uk   /ˌrev.əˈluː.ʃən.ər.i/  us   /-er-/
someone who ​tries to ​cause or take ​part in a ​revolution
(Definition of revolutionary from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"revolutionary" in American English

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revolutionaryadjective

 us   /ˌrev·əˈlu·ʃəˌner·i/
social studies relating to a ​completechange in a ​system of ​government, or ​bringing or causing ​greatchange: a revolutionary ​leader/​program/​idea Computers have ​brought revolutionary ​changes to ​publishing.

revolutionarynoun [C]

 us   /ˌrev·əˈlu·ʃəˌner·i/
social studies a ​person who ​supports or ​takespart in a ​revolution
(Definition of revolutionary from the Cambridge Academic Content Dictionary © Cambridge University Press)

"revolutionary" in Business English

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revolutionaryadjective

uk   /ˌrevəlˈuːʃənəri/  us   /ˌrevəˈluːʃəneri/
a revolutionary ​product, ​process, or ​idea is new and ​exciting and not like anything that has existed or been done before: This is a revolutionary ​device that will ​leapfrogcurrenttechnology. a revolutionary ​approach/​idea
(Definition of revolutionary from the Cambridge Business English Dictionary © Cambridge University Press)
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