immutable

[ ih-myoo-tuh-buh l ]
/ ɪˈmyu tə bəl /

adjective

not mutable; unchangeable; changeless.

Origin of immutable

First recorded in 1375–1425; late Middle English word from Latin word immūtābilis. See im-2, mutable

OTHER WORDS FROM immutable

im·mu·ta·bil·i·ty, im·mu·ta·ble·ness, noun im·mu·ta·bly, adverb

Example sentences from the Web for immutability

British Dictionary definitions for immutability

immutable
/ (ɪˈmjuːtəbəl) /

adjective

unchanging through time; unalterable; ageless immutable laws

Derived forms of immutable

immutability or immutableness, noun immutably, adverb