Copernican system
noun/kəˈpɜːnɪkən sɪstəm/
/kəˈpɜːrnɪkən sɪstəm/
[singular]- the theory that the sun is the centre of the solar system, with the earth and other planets moving around it compare Ptolemaic systemWord Originmid 17th cent.: named after Copernicus (1473-1543), the Polish astronomer.
Definitions on the go
Look up any word in the dictionary offline, anytime, anywhere with the Oxford Advanced Learner’s Dictionary app.
Check pronunciation:
Copernican system