Capable of alteration; subject to change; changeable in form, qualities, or nature.

Changeable; inconstant; unsettled; unstable; fickle.

Spiral movement - Gemini, Virgo, Sagittarius and Pisces - adaptable or changeable.

One of the three modalities (see also Cardinal and Fixed) assigned to the zodiac signs. The mutable signs in astrology are Gemini, Virgo, Sagittarius and Pisces. The mutable modalitiy defines the basic quality of these signs as adaptable or changeable.

term for one who is capable of changing in form, quality or nature. One of the quadruplicities in astrology.

capable of or tending to change in form or quality or nature; "a mutable substance"; "the mutable ways of fortune"; "mutable weather patterns"; "a mutable foreign policy"

Capable of being modified after it is created. The opposite of mutable is immutable.

Mutable objects can change their value but keep their id(). See also immutable. N-Z