1. incommensurable (with something) if two things are incommensurable, they are so completely different from each other that they cannot be compared
   • ● incommensurable differences
   Word Originmid 16th cent. (in the mathematical sense): from late Latin incommensurabilis, from in- ‘not’ + commensurabilis, from com- ‘together’ + mensurabilis, from mensurare ‘to measure’.

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[TahlilGaran] English Dictionary ▲