MU'TABLE, adjective [Latin mutabilis, from muto, to change.] 1. Subject to change; changeable; that may be altered in form, qualities or nature. Almost every thing we see on earth is mutable; substances are mutable in their form, and we all know by sad experience how mutable are the conditions of life. 2. Inconstant; unsettled; unstable; susceptible of change. Our opinions and our purposes are mutable
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI