Antarctica

geographical name
Ant·​arc·​ti·​ca | \ ˌant-ˈärk-ti-kə How to pronounce Antarctica (audio) , -ˈär-ti- \

Definition of Antarctica

continent around the South Pole; a plateau covered by a great ice cap and mountain peaks area about 5,500,000 square miles (14,300,000 square kilometers)

Note: Antarctica is divided by the Transantarctic Mountains into West Antarctica (which includes the Antarctic Peninsula) and East Antarctica .

Learn More about Antarctica

Statistics for Antarctica

Cite this Entry

“Antarctica.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Antarctica. Accessed 6 Aug. 2020.

Comments on Antarctica

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

WORD OF THE DAY

Test Your Vocabulary

July 2020 Words of the Day Quiz

  • papercraft sunset
  • Which is a synonym of mien?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

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!