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Definitions

alteration

[awl-tuh-rey-shuhn] / ˌɔl təˈreɪ ʃən /


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.

One major alteration is how the death of Scarpetta’s father impacts her future career.

From Los Angeles Times • Mar. 11, 2026

There are also decades of animal research that reveal pregnancy is a time of profound brain alteration for several mammals, adds Carmona.

From BBC • Mar. 4, 2026

Their analysis indicates that much of the iron was highly "weathered," meaning it had undergone extensive chemical alteration over time.

From Science Daily • Feb. 4, 2026

The White House post offered no disclaimer that the image had been edited, and it was not immediately clear whether the alteration was done using an AI tool or other photo editing software.

From Barron's • Jan. 22, 2026

"I am rather of the opinion," said Rabadash, "that it has come about by the alteration of the stars and the operation of natural causes."

From "The Horse and His Boy" by C.S. Lewis