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Unchangeable

adjective

/ʌnˈtʃeɪndʒəbəl/

Meaning

not able to be changed or altered; fixed and permanent

The laws of physics are unchangeable principles that govern the universe.

immutable, fixed, permanent, constant, invariable

changeable, variable, mutable, flexible, alterable

unchangeable fact, unchangeable law, unchangeable truth, unchangeable nature

Capable of being refuted or disproved.

consisting of many interconnected parts; difficult to understand

done or acting with excessive speed or urgency; hurried

Too great or extreme to be measured.

Based on, concerned with, or verifiable by observation or experience rather than theory or pure logi...

dirty or stained; not clean