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Definitions

alter

[awl-ter] / ˈɔl tər /




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.

Is Verstappen's threat to quit a lever to alter rules?

From BBC • Apr. 3, 2026

“It keeps markets in a constant state of anticipation, as any unexpected deviation, whether toward a deeper slowdown or higher inflation, could significantly alter monetary policy expectations,” he says.

From MarketWatch • Apr. 1, 2026

They can quickly alter both the color and texture of their skin, a capability scientists have long tried to replicate in man-made materials.

From Science Daily • Mar. 31, 2026

In some regards this narrator, a husband and father, is Mr. Lerner’s most mature alter ego, but he often seems like the same schlemiel as the feckless grad student in “Leaving the Atocha Station.”

From The Wall Street Journal • Mar. 31, 2026

It was not, however, enough time to prevent the course of events, only to alter them; which the passengers and crew did bravely, even though it cost them all their lives.

From "Nine, Ten: A September 11 Story" by Nora Raleigh Baskin