Antarctic Peninsula

American  

noun

1. a peninsula in western Antarctica, south of South America.

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Antarctic Peninsula British  

noun

1. Former name (until 1964): Palmer Peninsula.  the largest peninsula of Antarctica, between the Weddell Sea and the Pacific: consists of Graham Land in the north and the Palmer Peninsula in the south

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Example Sentences

The cruise north through the Atlantic Ocean from Argentina to Cape Verde followed an initial March 10-31 return trip from Ushuaia in Argentina to the Antarctic Peninsula.

From Barron's • May 4, 2026

During a 2023 research cruise along the western Antarctic Peninsula, the team gathered larvae from 20 sites across 13 islands.

From Science Daily • Feb. 16, 2026

That is what an international team of particularly adventurous researchers did earlier this year in the remote Antarctic Peninsula, on a mission aiming to reveal centuries of scientific secrets about the Southern Ocean.

From BBC • Aug. 18, 2025

“Even on the Antarctic Peninsula — this most extreme, remote and isolated ‘wilderness’ region — the landscape is changing, and these effects are visible from space.”

From Salon • Oct. 19, 2024

Far to their west on the Antarctic Peninsula was Erebus and Terror Gulf, named in honor of the two ships that had navigated the bottom of the world before being lost at the top.

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