inconceivable

inconceivable is defined in Webster's Unabridged Dictionary (1913) with 1 sense, and appears in Roget's Thesaurus (1911) with 40 related terms. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.Not conceivable; incapable of being conceived by the mind; not explicable by the human intellect, or by any known principles or agencies; incomprehensible; as, it is inconceivable to us how the will acts in producing muscular motion. It is inconceivable to me that a spiritual substance should represent an extended figure. Locke. -- In`con*ceiv"a*ble*ness, n. -- In`con*ceiv"a*bly, adv. The inconceivableness of a quality existing without any subject to possess it. A. Tucker.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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