unthinkabilityn.
/ʌnˌθɪŋkəˈbɪlᵻti/, /ˌʌnθɪŋkəˈbɪlᵻti/, U.S. /ˌənˌθɪŋkəˈbɪlᵻdi/ (un- prefix1 6. Cf. unthinkable adj.)
ΘΚΠ
the mind > mental capacity > intelligibility > unintelligibility > [noun]
obscuritya1522
incomprehensibility1598
entangledness1611
unconceivableness1611
unsearchableness1611
indiscernibleness1649
inscrutability1654
undiscoverableness1656
unscrutableness1657
unimaginableness1659
inconceivableness1661
unintelligibility1661
imperscrutableness1664
unknowableness1664
unintelligibleness1678
unfathomableness1690
inscrutableness1727
incognoscibility1824
uncognoscibility1827
unconjecturability1827
impenetrability1847
inconceivability1847
intangibility1847
untraceableness1856
incognizabilityc1860
incomprehensibleness1862
unknowability1863
unthinkability1865
elusiveness1873
1865 J. S. Mill Exam. Hamilton's Philos. 134 An endeavour to think what cannot be thought..is the test by which we ascertain its unthinkability.
1897 F. H. Balfour Unthinkables 11 This involves unthinkabilities just as unthinkable as either of the other two.
This entry has not yet been fully updated (first published 1926; most recently modified version published online December 2021).
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n.1865