Simple Definition of modification

from our Learner's Dictionary

modification

noun

plural modifications
1
: the act or process of changing parts of something : the act or process of modifying something
The program can be used on all computers without modification.
often + of
The bad weather required modification of our travel plans.
2
: a change in something (such as a system or style)
They passed the law with only a few minor/slight/small modifications.
The weather required some major/minor modifications to our travel plans.
often + of or to
A few modifications of the design might be necessary.
We made some modifications to the original plan.

Cite this Entry

“Modification.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/modification. Accessed 25 Aug. 2026.

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