incommensurable

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incommensurable

/ɪnkəˈmɛnʃ(ə)ɹəbəl/ UK
/ɪnkəˈmɛnsjʊəɹəbəl/ UK
/ɪn.kəˈmɛnt͡ʃ.ɹə.bəl/ US
/ɪn.kəˈmɛn(t).sə.ɹə.bəl/ US

Where it comes from

From Middle French incommensurable, from Medieval Latin incommensurabilis.

Its full etymology is equivalent to that of in- + commensurable.

adjective more incommensurable · most incommensurable

of two real numbers having a ratio that is not expressible as a fraction of two integers. The side and diagonal of a square are incommensurable with each other; the diameter and circumference of a circle are incommensurable.
of two integers having no common integer divisor except 1.
Not able to be measured by the same standards as another term in the context.

noun incommensurables

An incommensurable value or quantity; an irrational number. Unfortunately for Pythagoras, his theorem led at once to the discovery of incommensurables, which appeared to disprove his whole philosophy.

Translations

Every language

adj having no common divisor except 1

中文	互質 /互质 hùzhì, 互素 hùsù
Français	incommensurable

adj not able to be measured by same standards

中文	缺乏可通约性
Français	sans commune mesure, incommensurable

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MLA

"incommensurable." Wiktionary, via Micwyn, micwyn.com/word/incommensurable. Accessed 6 Nov. 2026.

APA

incommensurable. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/incommensurable

Chicago

"incommensurable." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/incommensurable.

BibTeX

@misc{incommensurable_2026,
  title = {incommensurable},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/incommensurable},
  urldate = {2026-11-06}
}