Belief in, or advocacy of the heliocentric model of the solar system

Of or pertaining to Nicolaus Copernicus (1473-1543), the influential astronomer. / Of or pertaining to one or more of his theories.

A supporter of the theories of Copernicus.

The epoch in the lunar geologic timescale that occurred between 1.1 billion years ago to the present day.

plural of Copernican

The paradigm shift, from the Ptolemaic model of the heavens based around the Earth to a heliocentric model, proposed by Nicolaus Copernicus and later supported by Galileo and others.

(astronomy) A heliocentric model of the solar system, proposed in the 16th century by the eponymous astronomer.