immutable

im·mu·ta·ble  (-myt-bl)

adj.

Not subject or susceptible to change.

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im·muta·bili·ty, im·muta·ble·ness n.

im·muta·bly adv.

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immutable [im-mute-a-bl]

Adjective

unchangeable or unchanging: the immutable sequence of night and day

immutability n

Thesaurus

Adj.

1.

immutable - not subject or susceptible to change or variation in form or quality or nature; "the view of that time was that all species were immutable, created by God" changeless changeable, mutable - capable of or tending to change in form or quality or nature; "a mutable substance"; "the mutable ways of fortune"; "mutable weather patterns"; "a mutable foreign policy"

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immutable

adjective unchanging, fixed, permanent, stable, constant, enduring, abiding, perpetual, inflexible, steadfast, sacrosanct, immovable, ageless, invariable, unalterable, unchangeable, changeless