Copernican

adjective Co·per·ni·can \ kə-ˈpər-ni-kən , kō- \

Definition of Copernican

1 : of or relating to Copernicus or the belief that the earth rotates daily on its axis and the planets revolve in orbits around the sun
2 : of radical or major importance or degree
  • effected a Copernican revolution in philosophy
  • The Times Literary Supplement (London)

Copernican

noun

Copernicanism

play \kə-ˈpər-ni-kə-ˌni-zəm, kō-\ noun

Origin and Etymology of copernican

Nicolaus Copernicus


Seen and Heard

What made you want to look up Copernican? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

a large number

Get Word of the Day daily email!

Test Your Vocabulary

Odd Habits and Quirks Quiz

  • image1926873504
  • Which of the following best describes an easily irritated person?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!