alteration
noun
al·ter·a·tion
ˌȯl-tə-ˈrā-shən 
plural alterations
1
: the act or process of altering something
The dress needs alteration for a proper fit.
: the state of being altered
2
: the result of changing or altering something: such as
a
: a change made in fitting a garment
no charge for alterations
b
: a change in a legal instrument that alters its legal effect
She made some alterations to her will.
c
: a mineral that has been altered by a chemical process : metasomatism
Examples of alteration in a Sentence
the alteration of the pattern
They did a good job on the dress alteration.
He made alterations in his will.
Recent Examples on the Web
The property may include a preservation easement — a voluntary legal arrangement between a property owner and a qualified organization to protect the home from alteration or demolition.
—
The New York Times News Service Syndicate, San Diego Union-Tribune, 12 July 2025
Some players might need mechanical tweaks, others might need an alteration to their game plan against a certain pitcher.
—Jen McCaffrey, New York Times, 11 July 2025
Newgarden car and teammate Will Power’s were sent to the back of the Indy 500 lineup for after violating IndyCar rules with alterations to their cars’ attenuators during May 18 qualifications.
—Shari Rudavsky, IndyStar, 2 July 2025
Any alteration would mean the bill would have to be considered by a conference committee to reconcile the differences.
—Tracy J. Wholf
july 1, CBS News, 1 July 2025
See All Example Sentences for alteration
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The New York Times News Service Syndicate, San Diego Union-Tribune, 12 July 2025
Some players might need mechanical tweaks, others might need an alteration to their game plan against a certain pitcher.
—Jen McCaffrey, New York Times, 11 July 2025
Newgarden car and teammate Will Power’s were sent to the back of the Indy 500 lineup for after violating IndyCar rules with alterations to their cars’ attenuators during May 18 qualifications.
—Shari Rudavsky, IndyStar, 2 July 2025
Any alteration would mean the bill would have to be considered by a conference committee to reconcile the differences.
—Tracy J. Wholf
july 1, CBS News, 1 July 2025
See All Example Sentences for alteration
Cite this Entry
“Alteration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alteration. Accessed 25 Jul. 2025.
Copy CitationKids Definition
alteration
noun
al·ter·ation
ˌȯl-tə-ˈrā-shən
1
a
: the act or process of altering
b
: the state of being altered
2
: the result of altering : modification
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