Mu"ta*ble (?), a. [L. mutabilis, fr. mutare to change. See Move.]
1.
Capable of alteration; subject to change; changeable in form, qualities, or nature.
Things of the most accidental and mutable nature.
South.
2.
Changeable; inconstant; unsettled; unstable; fickle.
"Most
mutable wishes."
Byron.
Syn. -- Changeable; alterable; unstable; unsteady; unsettled; wavering; inconstant; variable; fickle.
© Webster 1913.