There are five Oceans on Earth. The Southern Ocean or Great Southern Ocean is the name of the body that lies between Antarctica and Australia.
drake passage
Known as Palmer Peninsula, or the Antarctic Peninsula.
South America
The mountains of the Antarctic Peninsula are considered to be a continuation of the Andes Mountains of South America.
The Antarctic peninsula points toward South America, specifically toward the countries of Argentina and Chile.
South America
The name you want is the Antarctic Peninsula.
The Caribbean Sea.
The Ocean that separate's South America from Antarctica is the Southern Ocean. The Sea that separates the tip of South America from the Antarctic peninsula is called the Scotia Sea. The Drake Passage seperates South America and the Antarctic, sitting, as it does between Tierra Del Fuego and the Antarctic Shetland Islands.
You may be thinking of the Antarctic Peninsula.
It is called the Antarctic Peninsula and reaches out towards the southern tip of South America. The Antarctic Peninsula is where many of the Scientific Stations are concentrated.
The Drake Passage is a deep waterway that connects the Atlantic and Pacific oceans. It travels between Cape Horn, the southernmost point of South America and the South Shetland Islands.
All land south of 60 degrees S is governed by the Antarctic Treaty. This includes the Antarctic Peninsula.