say it: kuh-PUR-nuh-kuhn
copernican is an adjective meaning "of radical or major importance". It carries 2 recorded senses.
according to Copernicus
“in the Copernican system the earth and other planets revolve around the sun”
Definitions, synonyms and semantic relations for copernican come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.