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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.

If you won $100 million — a life-changing sum — $5 million or $10 million could change her life and would not alter yours in any meaningful way as a newly minted multimillionaire.

From MarketWatch • Apr. 7, 2026

The 14th Amendment was intended to constitutionalize, not alter, the Civil Rights Act.

From The Wall Street Journal • Mar. 31, 2026

A nonprofit exists to preserve them, but tour guide Teri Rommelmann said preservation efforts aren’t meant to alter the course of nature and time, but rather to save the work from sinking into the sand.

From Los Angeles Times • Mar. 31, 2026

Cricket's laws do not allow players to alter the condition of the ball, other than when shining it.

From BBC • Mar. 29, 2026

How silly she had been to think that time, distance, or anything else would ever alter her friendship with Miss Mortimer!

From "The Hidden Gallery" by Maryrose Wood