indemonstrable

American  

[in-di-mon-struh-buhl, in-dem-uhn-] / ˌɪn dɪˈmɒn strə bəl, ɪnˈdɛm ən- /

adjective

1. not demonstrable; incapable of being demonstrated or proved.

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indemonstrable British  

/ ˌɪndɪˈmɒnstrəbəl /

adjective

1. incapable of being demonstrated or proved

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Other Word Forms

• indemonstrability noun
• indemonstrableness noun
• indemonstrably adverb

Etymology

Origin of indemonstrable

First recorded in 1560–70; in- ³ + demonstrable

Example Sentences

If we leave this ground of experience, they become mere fictions of thought, the possibility of which is quite indemonstrable; and they cannot, consequently, be employed as hypotheses in the explanation of real phenomena.

From The Critique of Pure Reason by Meiklejohn, John Miller Dow

Wherefore in speculative matters a demonstrative science is said to exercise judgment, in so far as it judges the truth of the results of research by tracing those results back to the first indemonstrable principles.

From Summa Theologica, Part II-II (Secunda Secundae) Translated by Fathers of the English Dominican Province by Thomas, Aquinas, Saint

The logical consequence of admitting either theory would be that the problem was simply indemonstrable.

From The Atlantic Monthly, Volume 06, No. 34, August, 1860 by Various

It is not everything that can be proved, otherwise the chain of proof would be endless; you must begin somewhere, and you must start with things admitted but indemonstrable.

From The Legacy of Greece Essays By: Gilbert Murray, W. R. Inge, J. Burnet, Sir T. L. Heath, D'arcy W. Thompson, Charles Singer, R. W. Livingston, A. Toynbee, A. E. Zimmern, Percy Gardner, Sir Reginald Blomfield by Livingstone, R.W.

Reason would be unable to satisfy her own requirements, if she passed from a causality which she does know, to obscure and indemonstrable principles of explanation which she does not know.

From The Critique of Pure Reason by Meiklejohn, John Miller Dow