incommensurable
EnglishEdit
EtymologyEdit
From Middle French incommensurable, from Medieval Latin incommensurabilis.
PronunciationEdit
 IPA^{(key)}: /ɪnkəˈmɛnsjʊəɹəbəl/
AdjectiveEdit
incommensurable (comparative more incommensurable, superlative most incommensurable)
 (mathematics) Of two real numbers, such that their ratio is not a fraction of two integers.
 (arithmetics) 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; see measurement; contrast with unmeasurable or immeasurable, each of which means not able to be measured at all, the former more generally, the latter generally due to some infinite quality of the thing being described
 The side and diagonal of a square are incommensurable with each other; the diameter and circumference of a circle are incommensurable.
Related termsEdit
TranslationsEdit
having no common divisor except 1


not able to be measured by same standards


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NounEdit
incommensurable (plural incommensurables)
 An incommensurable value or quantity; an irrational number.
 1946, Bertrand Russell, History of Western Philosophy, ch. 3:
 Unfortunately for Pythagoras, his theorem led at once to the discovery of incommensurables, which appeared to disprove his whole philosophy.
 1946, Bertrand Russell, History of Western Philosophy, ch. 3:
Further readingEdit
 incommensurable in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
 incommensurable in The Century Dictionary, The Century Co., New York, 1911
 incommensurable at OneLook Dictionary Search
FrenchEdit
EtymologyEdit
Borrowed from Late Latin incommensūrābilis.
PronunciationEdit
 IPA^{(key)}: /ɛ̃.kɔ.mɑ̃.sy.ʁabl/
AdjectiveEdit
incommensurable (plural incommensurables)
 (mathematics) incommensurable
 immeasurable
 Synonym: immense
Derived termsEdit
Further readingEdit
 “incommensurable” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).