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2 total sentences available.
And as to Copernicus, he declared most expressly in his preface that he spoke of Heliocentricism as a pure hypothesis; the imagination of which was useful for the calculation of planetary orbits, but which “need not be true or even probable,” i.e., resting on any solid ground whatever.
Source: wiktionary
I do not say for example that Heliocentricism is no truer than Geocentricism, but is only a simpler hypothesis.
Source: wiktionary
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.