Millett Glacier is a heavily crevassed 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...

 in Antarctica, 13 nautical miles (24 km) long and 7 nautical miles (13 km) wide, flowing west from the Dyer Plateau

Dyer Plateau

Dyer Plateau is a broad ice-covered upland of north-central Palmer Land, bounded to the north by Fleming Glacier and Bingham Glacier, and to the south by the Gutenko Mountains. The plateau was first explored on land and photographed from the air by the US Antarctic Service , 1939-41. Named after...

 of Palmer Land

Palmer Land

Palmer Land is that portion of the Antarctic Peninsula which lies south of a line joining Cape Jeremy and Cape Agassiz. This application of Palmer Land is consistent with the 1964 agreement between US-ACAN and UK-APC, in which the name Antarctic Peninsula was approved for the major peninsula of...

 to George VI Sound

George VI Sound

George VI Sound or Canal Jorge VI or Canal Presidente Sarmiento or Canal Seaver or King George VI Sound or King George the Sixth Sound is a major bay/fault depression, 300 miles long in the shape of the letter J, which skirts the east and south shores of Alexander Island, separating it from the...

, immediately north of Wade Point

Wade Point

Wade Point is a rocky mass fronting on George VI Sound, rising to 915 m and marking the west extremity of the rock ridge separating Millet and Bertram Glaciers on the west coast of Palmer Land. First surveyed in 1936 by the British Graham Land Expedition under Rymill. Named in 1954 by the...

. In its lower reaches the north side of this glacier merges with Meiklejohn Glacier

Meiklejohn Glacier

Meiklejohn Glacier is a glacier, 12 nautical miles long and 4 nautical miles wide, flowing southwest from the Dyer Plateau of Palmer Land to George VI Sound, immediately south of Moore Point. In its lower reaches the south side of this glacier merges with Millett Glacier. First surveyed in 1936...

. It was first surveyed in 1936 by the British Graham Land Expedition

British Graham Land Expedition

A British expedition to Graham Land led by John Lachlan Cope took place between 1920 and 1922. The British Graham Land Expedition was a geophysical and exploration expedition to Graham Land in Antarctica between 1934 to 1937. Under the leadership of John Riddoch Rymill, the expedition spent two...

 (BGLE) under Rymill. Named by the United Kingdom Antarctic Place-Names Committee (UK-APC) in 1954 for Hugh M. Millett, chief engineer of the Penola during the BGLE, 1934-37.