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unalterable
adjective
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How to pronounce unalterable:

Definition of unalterable:

unalterable (adjective):
not able to be changed
not capable of being altered or changed
not capable of being changed or altered.

Synonyms for unalterable:

determinate
fixed
fixed as the laws of the medes and the persians
hard-and-fast
immovable
immutable
inalterable
incurable
inflexible
invariable
last
permanent
steadfast
unchangeable
unchanging

Antonyms for unalterable:

abnormal
accommodating
adaptable
adjustable
alterable
alternating
always changing
amenable
broken
capricious
chameleon-like
chameleonic
changeable
changeful
changing
compromising
correctable
corrupt
deviating
different
differing
discontinuous
discretionary
dishonest
disloyal
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