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untestable

  • a word derived from test.
    test
    noun
    the means by which the presence, quality, or genuineness of anything is determined; a means of trial.

Example Sentences

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For years, the simulation hypothesis was regarded as untestable, confined to the realms of philosophy and speculative fiction.

From Science Daily Nov. 10, 2025

Arguments about quantum theory have a tendency to turn into untestable philosophical speculation.

From New York Times Jun. 25, 2020

They contend, for example, that inflation is untestable because its predictions can be changed by varying the shape of the inflationary energy density curve or the initial conditions.

From Scientific American Jul. 7, 2017

But unless an optimal product is defined, this hypothesis is untestable because it is subjective.

From Nature Mar. 7, 2017

Special creation is not a viable alternative scientific theory because it is not a scientific theory, since it relies on an untestable explanation.

From Textbooks Apr. 25, 2013