Antarctic Convergence

American  

noun

1. the fairly well-defined boundary that exists between the cold Antarctic waters and the warmer waters to the north and can be traced around the world.

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Example Sentences

On March 1, we passed over a boundary zone known as the Antarctic Convergence and entered the calm, cold waters of the Southern Ocean.

From Scientific American • Mar. 14, 2023

Then a quartering course will carry the ship many times across the "Antarctic Convergence," where cold water from the south dives under the warmer water of the Atlantic, Pacific and Indian oceans.

From Time Magazine Archive

Endurance headed for South Georgia Island, one of the Subantarctic Islands on the edge of the Antarctic Convergence.

From "Shipwreck at the Bottom of the World" by Jennifer Armstrong

The Southern Ocean extends from the coast of Antarctica north to 60 degrees south latitude, which coincides with the Antarctic Treaty Limit and which approximates the extent of the Antarctic Convergence.

From The 2008 CIA World Factbook by United States. Central Intelligence Agency