adj.
Pronunciation: ( ˌ )i(m)- ' myü-t ə -b ə l
Function: adjective
Etymology: Middle English, from Latin immutabilis, from in- + mutabilis mutable
Date: 15th century
: not capable of or susceptible to change
– im · mu · ta · bil · i · ty \ - ˌ myü-t ə - ' bi-l ə -t ē \ noun
– im · mu · ta · ble · ness \ - ' myü-t ə -b ə l-n ə s \ noun
– im · mu · ta · bly \ -bl ē \ adverb