as in improper
without permission; not authorized
an unauthorized use of government vehicles Unauthorized personnel are not allowed in the building.
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Example Sentences
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Recent Examples of unauthorized
He is charged with grand larceny, kidnapping, unauthorized use of a vehicle and unlawful imprisonment, cops said.
—
Colin Mixson, New York Daily News, 3 Feb. 2026
So, the company would have to compete against unauthorized sources that haven’t invested anything into research.
—Sara Talpos — Undark, STAT, 3 Feb. 2026
Littlejohn pleaded guilty in October 2023 to unauthorized disclosure of tax returns and return information.
—Callum Sutherland, Time, 30 Jan. 2026
If the board does not ratify the unauthorized commitment, the HOA could require that director to reimburse the HOA for the expense.
—Kelly G. Richardson, Oc Register, 30 Jan. 2026
See All Example Sentences for unauthorized
Colin Mixson, New York Daily News, 3 Feb. 2026
So, the company would have to compete against unauthorized sources that haven’t invested anything into research.
—Sara Talpos — Undark, STAT, 3 Feb. 2026
Littlejohn pleaded guilty in October 2023 to unauthorized disclosure of tax returns and return information.
—Callum Sutherland, Time, 30 Jan. 2026
If the board does not ratify the unauthorized commitment, the HOA could require that director to reimburse the HOA for the expense.
—Kelly G. Richardson, Oc Register, 30 Jan. 2026
See All Example Sentences for unauthorized
Recent Examples of Synonyms for unauthorized
Adjective
-
The higher the improper payment rate, the bigger the financial hit.—
Editorial,
Boston Herald,
7 Feb. 2026
-
Young children are still learning what are proper and improper behaviors.—
Lina Ruiz,
Fort Worth Star-Telegram,
7 Feb. 2026
Adjective
-
In 2021, then-Mayor Lamar Thorpe proposed a citywide crime-prevention plan to help local youths involved in illicit activities get off the streets.—
Hema Sivanandam,
Mercury News,
5 Feb. 2026
-
The latest Epstein documents include a series of emails that Epstein sent to himself in 2013, appearing to suggest that Gates was having an extramarital affair and seeking illicit drugs.—
David Ingram,
NBC news,
5 Feb. 2026
Adjective
-
Louisville police say anything that goes into the air or explodes is illegal for average citizens.—
James Bruggers,
The Courier-Journal,
5 July 2017
-
Official fireworks shows took place over the city, and illegal pyrotechnics lit up the sky everywhere in between.—
Lisa Beebe,
Los Angeles Magazine,
5 July 2017
Adjective
-
The British government’s designation of Palestine Action as a terror group has been deemed unlawful by London’s High Court.—
Callum Sutherland,
Time,
13 Feb. 2026
-
Lawsuits hamper National Guard deployments Every deployment except the one in New Orleans has faced significant legal challenges, with multiple judges ruling the mobilizations unlawful.—
Christopher Cann,
USA Today,
13 Feb. 2026
Adjective
-
The dashboard may identify patients who may have started on a new medication that interacts with a DOAC, patients who have had a change in their kidney function or who have been prescribed an inappropriate dose.—
David Cox,
NBC news,
5 Feb. 2026
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Other emails from the latest crop of the Epstein files include other inappropriate comments about Beatrice and Eugenie.—
Rachel Burchfield,
InStyle,
5 Feb. 2026
Adjective
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Local officials criticized the FAA for imposing the closure without advance notice or coordination, calling the lack of communication unacceptable.—
Seung Min Kim,
Los Angeles Times,
11 Feb. 2026
-
That failure to communicate is unacceptable.—
Jay Blackman,
NBC news,
11 Feb. 2026
Adjective
-
Nelly herself is heavily reinterpreted by Fennell, imagined in this film as the illegitimate daughter of an aristocrat who serves as Cathy’s maid; the film also runs with modern readings of her character as a more proactive meddler in the doomed love between the main characters.—
Wilson Chapman,
IndieWire,
13 Feb. 2026
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Advertisement Played by Vietnamese American actor Hong Chau, the Nelly of Fennell's film is reframed as the illegitimate daughter of a lord, and she is directly involved in the misunderstandings that drive the movie's central tragedies.—
Megan McCluskey,
Time,
13 Feb. 2026
Cite this Entry
“Unauthorized.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unauthorized. Accessed 15 Feb. 2026.
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