as in unauthorized
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Recent Examples of unofficial
One week away from Memorial Day weekend and the unofficial start of the summer travel season, with gas prices remaining high, negotiations were set to resume Monday at the largest oil refinery in the Midwest.
—
Victor Jacobo, CBS News, 18 May 2026
In 2026, Memorial Day falls on Monday, May 25, marking the unofficial start of summer across California, according to The Old Farmer’s Almanac.
—Sacbee.com, 18 May 2026
The unofficial opening of the American semiquincentennial on the National Mall started with a prayer at sunrise, and it was followed by a day of hallelujahs and amens.
—Susan Page, USA Today, 17 May 2026
Official and unofficial bans were placed on Australian exports including wine, coal, barley and lobsters.
—ABC News, 17 May 2026
See All Example Sentences for unofficial
Victor Jacobo, CBS News, 18 May 2026
In 2026, Memorial Day falls on Monday, May 25, marking the unofficial start of summer across California, according to The Old Farmer’s Almanac.
—Sacbee.com, 18 May 2026
The unofficial opening of the American semiquincentennial on the National Mall started with a prayer at sunrise, and it was followed by a day of hallelujahs and amens.
—Susan Page, USA Today, 17 May 2026
Official and unofficial bans were placed on Australian exports including wine, coal, barley and lobsters.
—ABC News, 17 May 2026
See All Example Sentences for unofficial
Recent Examples of Synonyms for unofficial
Adjective
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Recovering from identity theft requires securing your credit, documenting the fraud, and disputing unauthorized accounts.—
Miranda Marquit,
Encyclopedia Britannica,
14 May 2026
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Since 1868, birthright citizenship has made anyone born in the United States a citizen – whether the child of citizens, foreign nationals living legally in the United States, or unauthorized immigrants.—
Ramon Padilla,
USA Today,
14 May 2026
Adjective
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And Democratic operatives have begun informal discussions about recruiting a new chair, even as most believe that Martin's job isn't in serious jeopardy ahead of the midterm elections.—
ABC News,
ABC News,
13 May 2026
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Lepoutre said Chapiron’s project is inspired by real cases in France involving young women who set themselves up as informal practitioners, offering discounted Botox and injections with dubious products.—
Elsa Keslassy,
Variety,
13 May 2026
Cite this Entry
“Unofficial.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unofficial. Accessed 20 May. 2026.
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