Cabinet Inlet is an ice-filled inlet

Inlet

An inlet is a narrow body of water between islands or leading inland from a larger body of water, often leading to an enclosed body of water, such as a sound, bay, lagoon or marsh. In sea coasts an inlet usually refers to the actual connection between a bay and the ocean and is often called an...

, 36 miles (57.9 km) long in a northwest–southeast direction, and some 27 miles (43.5 km) wide at its entrance between Cape Alexander

Cape Alexander

Cape Alexander is a cape which forms the south end of Churchill Peninsula and the east side of the entrance to Cabinet Inlet, on the east coast of Graham Land. It was charted by the Falkland Islands Dependencies Survey and photographed from the air by the Ronne Antarctic Research Expedition in...

 and Cape Robinson

Cape Robinson

Cape Robinson is a cape marking the east end of Cole Peninsula, between Cabinet and Mill Inlets on the east coast of Graham Land. Sir Hubert Wilkins, while on his flight of December 20, 1928 along this coast, named an island for W.S. Robinson of London and Australia, which he reported to lie in...

, along the east coast of Graham Land

Graham Land

Graham Land is that portion of the Antarctic Peninsula which lies north of a line joining Cape Jeremy and Cape Agassiz. This description of Graham Land is consistent with the 1964 agreement between the British Antarctic Place-names Committee and the US Advisory Committee on Antarctic Names, in...

. It was charted by the Falkland Islands Dependencies Survey (FIDS) and photographed from the air by the Ronne Antarctic Research Expedition

Ronne Antarctic Research Expedition

The Ronne Antarctic Research Expedition was an expedition from 1947-1948 which researched the area surrounding the head of the Weddell Sea in Antarctica.-Background:...

 in December 1947. Cabinet Inlet was named by FIDS for the British War Cabinet which authorized the FIDS in 1943.