mutable

American  

[myoo-tuh-buhl] / ˈmyu tə bəl /

adjective

1. liable or subject to change or alteration.

   Synonyms:

   variable, changeable

2. given to changing; constantly changing; fickle or inconstant.

   the mutable ways of fortune.

   Synonyms:

   unsteady, unsettled, vacillating, unstable

   Antonyms:

   stable

3. Computers. (in object-oriented programming) of or noting an object having properties whose values can change while the object itself maintains a unique identity.

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mutable British  

/ ˈmjuːtəbəl /

adjective

1. able to or tending to change

2. astrology of or relating to four of the signs of the zodiac, Gemini, Virgo, Sagittarius, and Pisces, which are associated with the quality of adaptability Compare cardinal fixed

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Other Word Forms

• hypermutable adjective
• hypermutably adverb
• mutability noun
• mutableness noun
• mutably adverb
• nonmutable adjective
• nonmutably adverb
• unmutable adjective

Etymology

Origin of mutable

First recorded in 1350–1400; Middle English, from Latin mūtābilis, equivalent to mūtā(re) “to change” + -bilis -ble