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1. Not able to be exchanged one for another: a rare, incommutable skill.
2. That cannot be altered: an incommutable death sentence.

in′com·mut′a·bil′i·ty, in′com·mut′a·ble·ness n.
in′com·mut′a·bly adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.incommutability - the quality of being not interchangeable
unexchangeability - the quality of being incapable of exchange or interchange
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References in periodicals archive ?
Given the sensuous identity of the de facto ego (it is composed of nothing but sensuous impressions) and the incommutability of these impressions from one self to another, communication cannot be realized through mutual understanding and care; rather, it has to be conducted through exchange of mutual interest and advantage.
Thanks to the incommutability of our bodily sensations, we are, Hume says, epistemologically solipsist and morally selfish.