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Definitions
Trivia Time
In Greek mythology, which shape-shifting sea god could alter his appearance at will?

alter

[awl-ter] / ΛˆΙ”l tΙ™r /




Usage

What is another way to say alter? To alter is to make some partial change, as in appearance, while still preserving the identity: to alter a dress, as by raising the hem (to change a dress would mean to put on a different one). To change is to make a material difference so that something is distinctly different from what it was: to change one's opinion. 

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

This explanation fits the evidence better than ordinary wear, which generally smooths a coin's surface over time, or corrosion, which tends to remove or chemically alter material.

From Science Daily ● Nov. 11, 2026

That was reinforced in the minutes, with officials agreeing to assess how economic developments would alter their outlook.

From The Wall Street Journal ● Nov. 10, 2026

These medications can substantially alter appetite and eating behavior.

From Science Daily ● Nov. 9, 2026

Other players involved in the Cape Town controversy have repeatedly denied involvement or knowledge of the plot to alter the condition of the ball by rubbing it with sandpaper.

From BBC ● Nov. 8, 2026

Harold Puthoff, the director of the Institute for Advanced Studies in Austin, Texas, believes that a quantum sail would simply alter the properties of the vacuum.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife

Together with AKK, it alters the activity of intestinal cells before radiation exposure, placing them in a state that supports more efficient recovery after damage occurs.

From Science Daily ● Nov. 8, 2026

Brewers World Series pitcher Logan Henderson grew up cheering for the Astros, but he reluctantly concedes their cheating scandal alters the 2017 title.

From Los Angeles Times ● Oct. 24, 2026

Social Security recipients can get an additional benefit for dependent children, which alters the calculation about when to draw benefits.

From The Wall Street Journal ● Sep. 29, 2026

In her version, Bernhard alters the lyrics to pay tribute to Sylvester, whose untimely death left an immense legacy.

From Salon ● Sep. 5, 2026

I doubt that I am overstating the case here: our capacity to understand and manipulate human genomes alters our conception of what it means to be “human.”

From "The Gene" by Siddhartha Mukherjee

By the time the issues arose, it was too late to find another printer—especially at a competitive price—and the museum altered its catalogs to comply.

From Slate ● Nov. 14, 2026

However, he did admit that balls can sometimes be altered during training sessions, if bowlers want to practise in a certain way, or batters want to face a ball of a particular condition.

From BBC ● Nov. 13, 2026

The timeline indicates that Nvidia altered its methodology for reporting the geographic breakdown of its revenue shortly after placing Megaspeed International on an internal block list.

From The Wall Street Journal ● Nov. 12, 2026

Now, according to Caltrans’ letters, a few of them could be forced to come down or be altered.

From Los Angeles Times ● Nov. 9, 2026

I nodded, but instead of a belt buckle, I was thinking about a very innocent-looking letter that I’d picked up that had altered the trajectory of my own life.

From "Glitch" by Laura Martin

The form of censorship that affected our book is in some ways more insidious, subtly altering the text in ways that most readers would never notice.

From Slate ● Nov. 14, 2026

College football’s leaders were considering altering the sport’s calendar in the face of an unprecedented obstacle.

From The Wall Street Journal ● Nov. 14, 2026

The former Board of Public Works member suggested that altering the five-member panel should have been its own item, saying, “The longer the paragraphs are, the fewer words the public will read.”

From Los Angeles Times ● Oct. 30, 2026

Common suggestions include eliminating the income-tax cap, raising the full retirement age, implementing new taxation avenues or altering the cost-of-living adjustment in an effort to boost revenue for the program.

From MarketWatch ● Oct. 29, 2026

‘If you mean, inventing all that about a “present”, well, I thought the true story much more likely, and I couldn’t see the point of altering it at all.

From "The Fellowship of the Ring" by J.R.R. Tolkien


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