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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.

Many variables can alter your pace from day to day or week to week.

From The Wall Street Journal • May 9, 2026

"This suggests that abdominal pressure can rapidly and significantly alter the position of the brain within the skull."

From Science Daily • May 1, 2026

Owen thinks the risk is limited, as many farmers locked in fertilizer purchases last fall and are unlikely to alter planting plans significantly.

From Barron's • May 1, 2026

The nation’s second-largest school system, with close to 400,000 students, faces evolving challenges and uncertainties that could alter the direction of the district for years.

From Los Angeles Times • Apr. 30, 2026

The only way to outfox Hangman is to think one sentence ahead, and if you see a stammer-word coming up, alter your sentence so you won't need to use it.

From "Black Swan Green" by David Mitchell




Vocabulary lists containing alter