COPERNICAN

Copernican

(adjective) according to Copernicus; “in the Copernican system the earth and other planets revolve around the sun”

Copernican

(adjective) of radical or major importance; “a Copernican revolution in modern art”

Source: WordNet® 3.1

Co*per"ni*can, a.

Definition: Pertaining to Copernicus, a Prussian by birth (b. 1473, d. 1543), who taught the world the solar system now received, called the Copernican system.

Source: Webster’s Unabridged Dictionary 1913 Edition