as in change
the act, process, or result of making different
there's been an alteration in the intended route of our bird walk
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Recent Examples of alteration
Those 10 changes are small alterations in the amino-acids in hemagglutinin, the surface protein influenza uses to infect cells and the main target of the immune system and seasonal vaccines.
—
New Atlas, 5 Jan. 2026
Advertisements also must consist of black lettering on a white background and cannot cover structural or sheet metal damage or alteration, according to the bill’s details.
—Alexandra Kukulka, Chicago Tribune, 4 Jan. 2026
Anyone expecting widespread alterations to the Lakers’ starting lineup on Sunday night was likely surprised, maybe even a tad disappointed, but hardly let down by the ensuing result against the visiting Sacramento Kings.
—Dan Arritt, Oc Register, 29 Dec. 2025
After the review, it was determined there is no evidence that any Epstein victims are depicted in the photograph, and it has been reposted without any alteration or redaction.
—Liz Napolitano,dan Mangan, CNBC, 21 Dec. 2025
See All Example Sentences for alteration
New Atlas, 5 Jan. 2026
Advertisements also must consist of black lettering on a white background and cannot cover structural or sheet metal damage or alteration, according to the bill’s details.
—Alexandra Kukulka, Chicago Tribune, 4 Jan. 2026
Anyone expecting widespread alterations to the Lakers’ starting lineup on Sunday night was likely surprised, maybe even a tad disappointed, but hardly let down by the ensuing result against the visiting Sacramento Kings.
—Dan Arritt, Oc Register, 29 Dec. 2025
After the review, it was determined there is no evidence that any Epstein victims are depicted in the photograph, and it has been reposted without any alteration or redaction.
—Liz Napolitano,dan Mangan, CNBC, 21 Dec. 2025
See All Example Sentences for alteration
Recent Examples of Synonyms for alteration
Noun
-
In November 2025, Chief Jaime Moore was sworn in as the new head of the department following leadership changes, brought on by the handling of the Palisades Fire.—
Jeff Nguyen,
CBS News,
9 Jan. 2026
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That simple change would introduce real competition, allowing merchants to choose lower-cost options and forcing the dominant players to compete on price and service--just like any other market.—
Arkansas Online,
Arkansas Online,
9 Jan. 2026
Noun
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The difference is a handful of defenders get Moss’d every week.—
The Athletic College Football Staff,
New York Times,
9 Nov. 2025
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However, there's a significant difference between containing and controlling a wildfire.—
CA WILDFIRE BOT,
Sacbee.com,
8 Nov. 2025
Noun
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In the end, the standard-boat cabin had 400 stickies noting upgrades and modifications Revolution wanted.—
Michael Verdon,
Robb Report,
7 Nov. 2025
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The successful modification of these conductive proteins brings the world closer to a future where sustainable energy storage is the norm, not the exception.—
Mrigakshi Dixit,
Interesting Engineering,
6 Nov. 2025
Cite this Entry
“Alteration.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/alteration. Accessed 10 Jan. 2026.
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