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Synonyms

unauthorized

American  
[uhn-aw-thuh-rahyzd] / ʌnˈɔ θəˌraɪzd /

adjective

  1. lacking permission; unsanctioned.

    unauthorized access.

  2. lacking proper immigration or working papers: an unauthorized immigrant.

    an unauthorized worker;

    an unauthorized immigrant.


unauthorized British  
/ ʌnˈɔːθəˌraɪzd /

adjective

  1. not having official permission

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Sensitive Note

See illegal alien.

Etymology

Origin of unauthorized

First recorded in 1595–1600; un- 1 ( def. ) + authorized ( def. )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Mexico is the most common country of origin for Minnesota’s unauthorized immigrants.

From The Wall Street Journal

Actor Matthew McConaughey has filed recordings of his image and voice with US patent authorities to protect them from unauthorized usage by artificial intelligence platforms, a representative said Wednesday.

From Barron's

A few months later, Robbins sued the companies behind YesChat over the unauthorized use of his name and image for chatbots.

From The Wall Street Journal

McConaughey’s lawyers say they aren’t aware of his likeness being manipulated by AI, but hope the trademarks can be used broadly against any unauthorized duplications of him.

From The Wall Street Journal

The rules also include customer identity verification and protections against unauthorized customers using cloud computing to remotely access AI chips.

From The Wall Street Journal