UNOFFICIAL Synonyms: 33 Similar and Opposite Words

unofficial

adjective

Definition of unofficial

as in unauthorized

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of unofficial Nicole Mitchell won one of two nonpartisan seats on the council with more than 13% of the vote share of 10 people on the ballot, according to unofficial results. — Caroline Cummings, CBS News, 10 Nov. 2026 Complete but unofficial results showed 651 votes against it and 321 for it. — Arkansas Online, 9 Nov. 2026 The stirring hymn, often considered the country’s unofficial national anthem, was written by composer Sir Hubert Parry. — Abby Montanez, Robb Report, 9 Nov. 2026 The same precincts show Republicans carrying the district for all statewide races, based on unofficial totals, by 8,000 to 12,000 votes. — Jay Reddick, The Orlando Sentinel, 6 Nov. 2026 See All Example Sentences for unofficial

Recent Examples of Synonyms for unofficial

Adjective

Elsewhere, Iran's Revolutionary Guard said a tanker caught fire early Wednesday after striking a naval mine while traveling along an unauthorized route through the Strait of Hormuz, Iranian state media reported.

— Arkansas Online, Arkansas Online, 12 Nov. 2026
Explain what happened and ask about protecting your account or disputing unauthorized charges.

— Kurt Knutsson, FOXNews.com, 11 Nov. 2026

Definition of unauthorized

Adjective

The informal meetup was intended as a way to convey the chiefs’ collective wisdom and experience—and to offer, in miniature, a nuts-and-bolts version of the transition of executive power that is a hallmark of American democracy.

— Chris Whipple, Vanity Fair, 10 Nov. 2026
That has made neighborhood businesses increasingly important as informal galleries, giving artists a place to reach customers, sell their work and build recognition.

— J.M. Banks November 10, Kansas City Star, 10 Nov. 2026

Definition of informal

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unoccupied

unofficial

unordered

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“Unofficial.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unofficial. Accessed 14 Nov. 2026.

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Synonyms of unofficial

adjective

Example Sentences

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