inconvertible
adjective
1 inconvertible
Used especially of currencies; incapable of being exchanged for or replaced by another currency of equal value.
synonyms: unconvertible, unexchangeable.
Roget 143: continuing etc. v.; uninterrupted, unintermitting†, unvarying, unshifting†; unreversed†, unstopped, unrevoked, unvaried; sustained; undying etc. ... show more
2 inconvertible
Not capable of being changed into something else:
— The alchemists were unable to accept the inconvertible nature of elemental metals.
synonym: untransmutable.
Moby thesaurus: changeless, constant, immutable, incommutable, indefeasible, inert, insusceptible of change, intransmutable, invariable, irredeemable, irretrievable, irreversible, irrevocable, lasting, noble, nonreturnable, nonreversible, permanent, reverseless, unalterable ... show more.
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