Definition of “unauthorized” - English Dictionary

british dictionary

“unauthorized” in British English

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unauthorizedadjective

UK usually unauthorised uk /ʌnˈɔː.θə.raɪzd/ us /ʌnˈɑː.θə.raɪzd/

(Definition of “unauthorized” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“unauthorized” in American English

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unauthorizedadjective [ not gradable ]

us /ʌnˈɔ·θəˌrɑɪzd/

without official permission:

an unauthorized biography
An unauthorized version of the software is being sold abroad.

(Definition of “unauthorized” from the Cambridge Academic Content Dictionary © Cambridge University Press)

“unauthorized” in Business English

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unauthorizedadjective

UK also unauthorised uk /ʌnˈɔːθəraɪzd/ us

not officially allowed:

He concealed huge losses made from unauthorized trading on Asian futures markets.
Unauthorized entry into the United States is illegal, but being in the country after having entered illegally is not necessarily a crime.
The company has started to more aggressively prosecute unauthorized use of its technology.

(Definition of “unauthorized” from the Cambridge Business English Dictionary © Cambridge University Press)