Meaning : Capable of or tending to change in form or quality or nature.
Example :
A mutable substance.
Mutable weather patterns.
A mutable foreign policy.
Synonyms : changeable
Not subject or susceptible to change or variation in form or quality or nature.
The view of that time was that all species were immutable, created by God.Meaning : Prone to frequent change. Inconstant.
Example :
The fickle and mutable nature of truth.
The mutable ways of fortune.
Meaning : Tending to undergo genetic mutuation.
Example :
It is likely, too, that the chromosomes of all eubacteria are as mutable as that of E. coli.