modification

noun

Synonyms of modification
1
: the limiting of a statement : qualification
With some modifications this statement is true today.J. B. Conant
2
3
a
: the making of a limited change in something
… making the exactly minimum degree of modification to her institutions necessary to fit them to new conditions.John Strachey
also : the result of such a change
b
: a change in an organism caused by environmental factors
4
: a limitation or qualification (see qualification sense 1) of the meaning of a word by another word, by an affix, or by internal change

Examples of modification in a Sentence

The program can be used on all computers without modification. They passed the law with only a few minor modifications. The weather required some major modifications to our travel plans.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
CycloRP aims to work with existing engines without requiring hardware modifications. Aamir Khollam, Interesting Engineering, 3 Sep. 2026 Today, Richard Engel reports on the modifications some Ukrainians have made to daily life in the midst of a full-scale war with Russia, namely how doctors, patients, teachers and students have moved underground. Yasmin Vossoughian, NBC news, 3 Sep. 2026 According to the White House, the lighting project consists of routine modifications and repairs that are being completed behind the scenes while the facility remains operational. Anthony Thompson, USA Today, 2 Sep. 2026 The route was shuttered for six weeks over the summer in order to complete track modifications. Jessica Puckett, Condé Nast Traveler, 2 Sep. 2026 See All Example Sentences for modification

Word History

First Known Use

1603, in the meaning defined at sense 1

Time Traveler
The first known use of modification was in 1603

Browse Nearby Words

Cite this Entry

“Modification.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/modification. Accessed 5 Sep. 2026.

Kids Definition

modification

noun
1
a
: the act of modifying
b
: the state of being modified
2
: the limiting of a statement : qualification
3
: the result of modifying : partial change
modification of plans

Medical Definition

modification

noun
1
: the act or result of modifying something
2
: a change in an organism that is not inherited and that is caused by the influence of its environment

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