say it: MYOO-tuh-buhl
mutable is an adjective meaning "capable of or tending to change in form or quality or nature". It carries 3 recorded senses.
capable of or tending to change in form or quality or nature
“a mutable substance”
“mutable weather patterns”
“a mutable foreign policy”
prone to frequent change; inconstant
“the fickle and mutable nature of truth”
“the mutable ways of fortune”
tending to undergo genetic mutuation
“It is likely, too, that the chromosomes of all eubacteria are as mutable as that of E. coli”
Definitions, synonyms and semantic relations for mutable come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.