unauthorized

[uhn-aw-thuh-rahyzd]

adjective

lacking permission; unsanctioned: unauthorized access.
lacking proper immigration or working papers: an unauthorized worker;an unauthorized immigrant.

Nearby words

  1. unattainable,
  2. unattended,
  3. unattractive,
  4. unattributed,
  5. unau,
  6. unavailability,
  7. unavailable,
  8. unavailing,
  9. unavoidable,
  10. unaware

Origin of unauthorized

First recorded in 1595–1600; un-1 + authorized

Usage note


Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unauthorized


British Dictionary definitions for unauthorized

unauthorized

unauthorised

adjective

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

Word Origin and History for unauthorized

unauthorized

adj.

1590s, from un- (1) "not" + past participle of authorize.

Online Etymology Dictionary, © 2010 Douglas Harper