mutable
adjective
mu·ta·ble
ˈmyü-tə-bəl 
1
: prone to change : inconstant
mutable opinions
2
a
: capable of change or of being changed
mutable laws
b
: capable of or liable to mutation
mutable vowels
a mutable gene
Examples of mutable in a Sentence
the government's mutable economic policies
a politician with very mutable positions on all the issues
Recent Examples on the Web
Sagittarius is a fire and mutable sign known for its positivity and philosophical sentiments.
—
Lisa Stardust, Vogue, 2 Oct. 2025
Non-linear conversational branching is just one more feature to remind you that an AI chatbot's simulated perspective is mutable, changeable, and highly guided by your own inputs in addition to the training data that forged its underlying neural network.
—Benj Edwards, ArsTechnica, 5 Sep. 2025
In the early days, when sample size is small, rivalries are mutable, and the narratives shapeshift with every match.
—Matthew Futterman, New York Times, 19 Aug. 2025
This is how Solitaire mostly remained until Windows started including ads between draws, some of them un-mutable and unskippable, which made the collection of games nearly unplayable in my eyes.
—Ariana Torrey, USA Today, 18 Aug. 2025
See All Example Sentences for mutable
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Lisa Stardust, Vogue, 2 Oct. 2025
Non-linear conversational branching is just one more feature to remind you that an AI chatbot's simulated perspective is mutable, changeable, and highly guided by your own inputs in addition to the training data that forged its underlying neural network.
—Benj Edwards, ArsTechnica, 5 Sep. 2025
In the early days, when sample size is small, rivalries are mutable, and the narratives shapeshift with every match.
—Matthew Futterman, New York Times, 19 Aug. 2025
This is how Solitaire mostly remained until Windows started including ads between draws, some of them un-mutable and unskippable, which made the collection of games nearly unplayable in my eyes.
—Ariana Torrey, USA Today, 18 Aug. 2025
See All Example Sentences for mutable
Cite this Entry
“Mutable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mutable. Accessed 31 Oct. 2025.
Copy CitationKids Definition
mutable
adjective
mu·ta·ble
ˈmyüt-ə-bəl
1
: likely to change often : inconstant
2
a
: capable of change
b
: able or likely to mutate
Medical Definition
mutable
adjective
mu·ta·ble
ˈmyüt-ə-bəl
1
: capable of change or of being changed in form, quality, or nature
2
: capable of or liable to mutation
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