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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.

See Examples For:

In some binary systems, repeated kicks to a dying red giant could alter its orbit enough to send it crashing into its companion.

From Science Daily Jul. 21, 2026

He also said he saw "no reason" to change Germany's laws on surrogate pregnancy or alter the CDU's longstanding opposition.

From Barron's Jul. 18, 2026

But because he is already serving two consecutive life sentences for related crimes, it will not alter the amount of time he spends in prison.

From Los Angeles Times Jul. 18, 2026

Is the dog a fellow flâneur in the Weimar city, a mirror of its owner, or perhaps his alter ego?

From The Wall Street Journal Jul. 17, 2026

She decided to alter it slightly, to make it more interesting.

From "A Girl Named Disaster" by Nancy Farmer

The change significantly alters the players’ preparation, starting with meal times, Aguirre told Mexican radio.

From The Wall Street Journal Jul. 3, 2026

I interviewed Christo in 2011, and he was eloquent about how his and his wife’s work alters perceptions of nature, and about the deliberately transient character of the art itself.

From Los Angeles Times Jun. 20, 2026

Their research showed that probenecid alters how kidney cells handle urate, a molecule most commonly associated with gout.

From Science Daily Jun. 17, 2026

Moreover, the repeal of this rule substantially alters settlement dynamics.

From MarketWatch Jun. 17, 2026

I need to find out whether the wind goes always in that direction or whether it alters like the air currents during the day and the night.

From "The Amber Spyglass" by Philip Pullman

They are considered some of the most primitive and least altered materials left from the formation of the solar system.

From Science Daily Jul. 19, 2026

Geological evidence from impacts more than 650 million years old is scarce because Earth's surface is constantly being altered and recycled.

From Science Daily Jul. 18, 2026

The honorary research fellow at Cardiff University said he was not surprised that young people who grew up in an environment where your actions end up online have altered behaviour.

From BBC Jul. 18, 2026

The self-aware opening titles, which are altered with every episode, blatantly urge viewers to not hit the “skip intro” button and offers self-referential messages about the show and the experience of watching it.

From Los Angeles Times Jul. 13, 2026

Alexander’s stiff-backed schoolboy posture gradually altered into a light-footed loping stride.

From "The Unseen Guest" by Maryrose Wood

The debate is not about whether AI is real or whether it’s reshaping the U.S. economy by fundamentally altering corporate productivity, capital allocation and the labor market.

From MarketWatch Jul. 20, 2026

Through photosynthesis, they would begin the extremely slow process of altering the planet's atmosphere.

From Science Daily Jul. 17, 2026

The human urge to build right to the shoreline — whether it’s the coastal highway or a bluff-top home — also affects erosion by altering water drainage and adding weight to the cliff.

From Los Angeles Times Jul. 14, 2026

One month in, Warsh is showing what he thinks the role demands, altering the machinery his predecessors built.

From The Wall Street Journal Jun. 28, 2026

We would stay up all night gabbing, sometimes while Rosa pinned wedding dresses on me that she was altering for work.

From "Claudette Colvin: Twice Toward Justice" by Phillip Hoose




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