1
as in unconventional
not rigidly following established form, custom, or rules
an informal meeting allowed everyone to get acquainted
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Antonyms & Near Antonyms
2
as in casual
not designed to be worn only on special occasions
chose an informal flowery dress
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in colloquial
used in or suitable for speech and not formal writing
the use of informal language in a scholarly article is really inappropriate
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Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
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Recent Examples of informal
Auto focus worked without problems in both setups, and auto four-corner keystone squared off the image as advertised for the informal test.
—
PC Magazine, 4 Oct. 2025
Long sought-after by fans, Electric Nebraska is the informal title of the album that Springsteen and the E Street Band recorded in 1982 from a collection of demos for his follow-up to The River.
—Nina Corcoran, Pitchfork, 3 Oct. 2025
Use just one to three large informal dahlias with smaller additions like spray roses, cosmos, eucalyptus, or larkspur.
—Sophia Beams, Better Homes & Gardens, 2 Oct. 2025
But a small group of lawmakers from both parties has been huddling in more informal talks.
—Franco Ordoñez, NPR, 2 Oct. 2025
See All Example Sentences for informal
PC Magazine, 4 Oct. 2025
Long sought-after by fans, Electric Nebraska is the informal title of the album that Springsteen and the E Street Band recorded in 1982 from a collection of demos for his follow-up to The River.
—Nina Corcoran, Pitchfork, 3 Oct. 2025
Use just one to three large informal dahlias with smaller additions like spray roses, cosmos, eucalyptus, or larkspur.
—Sophia Beams, Better Homes & Gardens, 2 Oct. 2025
But a small group of lawmakers from both parties has been huddling in more informal talks.
—Franco Ordoñez, NPR, 2 Oct. 2025
See All Example Sentences for informal
Recent Examples of Synonyms for informal
Adjective
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The story behind this winning idea is a bit unconventional compared to other product rollouts.—
Abigail Wilt,
Southern Living,
13 Oct. 2025
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That same headbanging energy has defined her steady, albeit unconventional, political rise.—
Hanako Montgomery,
CNN Money,
11 Oct. 2025
Adjective
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Nylons are a must with all but the most casual outfits.—
Stephanie Zacharek,
Time,
12 Oct. 2025
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Find it at a casual affair or on the elegant Thanksgiving buffet.—
Nellah Bailey McGough,
Southern Living,
12 Oct. 2025
Adjective
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But unlike the evolution of colloquial language, which is largely arbitrary, the evolution of scientific terms must reflect our current understanding of reality.—
Ethan Siegel,
Big Think,
23 Sep. 2025
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In a market where there is a colloquial term for consumers who want their spirits bottled at the highest strength possible (proof hounds), this low-strength whiskey is a bold move.—
Chris Perugini,
Forbes.com,
18 Sep. 2025
Adjective
-
For such an insistence on democracy, the pavilion is curiously tepid in its politics, save for a kind of vernacular populism and some PBS-esque nods to the Gee’s Bend quilters.—
Kate Wagner,
Curbed,
5 Sep. 2025
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Once again, his use of vernacular and social media address appeared to be mocking the President’s own style.—
Callum Sutherland,
Time,
3 Sep. 2025
Cite this Entry
“Informal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/informal. Accessed 17 Oct. 2025.
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