Share this entry

Share this page

Copernican system

Line breaks: Co¦per|ni¦can sys¦tem
Pronunciation: /kəˈpəːnɪk(ə)n
 
/
(also Copernican theory)

Definition of Copernican system in English:

noun

Astronomy
The theory that the sun is the centre of the solar system, with the planets (including the earth) orbiting round 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).

Definition of Copernican system in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day Sprachgefühl
Pronunciation: ˈʃprɑːxɡəˌfuːl
noun
intuitive understanding of a language’s natural idiom…