immutability

State of unchangeability

Immutability is the quality of being unchangeable.

In philosophy and theology, God's immutability means divine nature cannot alter.

In computing, immutable data cannot be modified after creation—any change produces a new copy rather than altering the original.

The term often carries positive connotations of permanence and reliability: the immutability of mathematical truths.

philosophical

eternal

Lasting without end

permanence · essence · platonic · metaphysical · transcendent · necessary · universal · foundational · axiom · truth

physical

inert

Inactive, physically or chemically

solid · preserved · fossilized · petrified · fixed · hardened · tempered · cured · set · nonreactive

programming

constant

Fixed, unvarying quantity

persistent · pure · stateless · thread-safe · concurrent · functional · snapshot · versioning · deterministic · blockchain

legal

inalienable

Incapable of being surrendered

unrepealable · vested · irrevocable · binding · perpetual · guaranteed · enshrined · codified · sacrosanct · unassailable

Categories
Opposites
capacity for change

immutabilitymutability

Capacity for alteration

changeability · changeableness · modifiability · alterability · malleability

temporal permanence

immutabilityimpermanence

Quality of not lasting

transience · ephemerality · temporariness · evanescence · fleetingness

behavioral consistency

immutabilityinstability

Tendency toward unpredictable change

volatility · inconstancy · fickleness · capriciousness · unpredictability

Family

mutual, commute, mutation, mutate, immutable, mutable, permute, immutably

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