Definition of Copernican system in English:

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Copernican system

Pronunciation: /kəˈpərnikən ˌsistəm/
(also Copernican theory)

noun

Astronomy
The theory that the sun is the center of the solar system, with the planets (including the earth) orbiting around it. Compare with Ptolemaic system.
Example sentences
  • We are in the position of medieval astronomers who fear that if the Copernican theory of the solar system is true, ‘the earth’ as we have conceived it does not exist.
  • He also became an advocate of the controversial Copernican theory of the solar system, which he often defended in public debates.
  • Making the orbits elliptical made the Copernican system more accurate.

Origin

Mid 17th century: named after Copernicus (see Copernicus, Nicolaus).

For editors and proofreaders

Syllabification: Co·per·ni·can sys·tem

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