Copernicus-nicolaus meaning

kō-pûr'nə-kəs, kə-
Polish astronomer who proposed a heliocentric model of the universe, contradicting the Ptolemaic system that had dominated medieval cosmology.
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Polish astronomer whose theory that Earth and other planets revolve around the Sun provided the foundation for modern astronomy. His model displaced earlier theories that positioned Earth at the center of the solar system with all objects orbiting it.
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