Eastwind Glacier is a glacier

Glacier

A glacier is a large persistent body of ice that forms where the accumulation of snow exceeds its ablation over many years, often centuries. At least 0.1 km² in area and 50 m thick, but often much larger, a glacier slowly deforms and flows due to stresses induced by its weight...

 that drains part of the south slopes of Mount Terror

Mount Terror (Antarctica)

Mount Terror is a large shield volcano that forms the eastern part of Ross Island, Antarctica. It has numerous cinder cones and domes on the flanks of the shield and is mostly under snow and ice. It is the second largest of the four volcanoes which make up Ross Island and is somewhat overshadowed...

 in southeast Ross Island

Ross Island

Ross Island is an island formed by four volcanoes in the Ross Sea near the continent of Antarctica, off the coast of Victoria Land in McMurdo Sound.-Geography:...

. It flows southwest and coalesces with the east margin of Terror Glacier where the two glaciers enter Fog Bay

Fog Bay

Fog Bay is a small bay immediately west-northwest of Terror Point in Windless Bight, on the south side of Ross Island. So named by the Winter Journey Party, led by Wilson of the British Antarctic Expedition, 1910–13, in July 1911 because of the thick white fog they encountered in this locality....

. In association with the names of expedition ships grouped on this island

Island

An island or isle is any piece of sub-continental land that is surrounded by water. Very small islands such as emergent land features on atolls can be called islets, cays or keys. An island in a river or lake may be called an eyot , or holm...

, named after USCGC Eastwind. An icebreaker, "she" made nine Antarctic deployments in support of science activities from U.S. Navy Operation Deepfreeze, 1955–56, through the 1966-67 season.