Mackenzie 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...

 4 nautical miles (7 km) long flowing eastward from Mount Parry

Mount Parry

Mount Parry is a mountain which rises eastward of Minot Point and dominates the central portion of Brabant Island, in the Palmer Archipelago. The feature appears to have been named by Captain Henry Foster, Royal Navy, of the Chanticleer expedition in 1829 and since has gained international usage....

 to join Malpighi Glacier

Malpighi Glacier

Malpighi Glacier is a glacier 5 nautical miles long and 1 nautical mile wide, flowing southeast from Harvey Heights to join Mackenzie Glacier at the east coast of Brabant Island, in the Palmer Archipelago. First roughly charted by the Belgian Antarctic Expedition, 1897–99, under Gerlache....

 at the east coast of Brabant Island

Brabant Island

Brabant Island is the second largest island of the Palmer Archipelago within the British Antarctic Territory, lying between Anvers Island and Liège Island. Brabant Island is located at . Brabant Island is long in a north-south direction, wide, and rises to in Mount Parry...

, in the Palmer Archipelago

Palmer Archipelago

Palmer Archipelago, also known as Antarctic Archipelago, Archipiélago Palmer, Antarktiske Arkipel or Palmer Inseln, is a group of islands off the northwestern coast of the Antarctic Peninsula....

. First roughly charted by the Belgian Antarctic Expedition

Belgian Antarctic Expedition

The Belgian Antarctic Expedition of 1897 to 1899, named after its expedition vessel Belgica, was the first expedition to winter in the Antarctic region.- Preparation and Surveying :...

, 1897–99, under Gerlache. Photographed by Hunting Aerosurveys Ltd

Hunting Aerosurveys Ltd

Hunting Aerosurveys Ltd was a British aerial photography company. It incorporated Aerofilms Ltd and the Aircraft Operating Company.In 1947 it was using three types of aircraft: Austers, a Percival Proctor and a D. H. Rapide and planned to acquire one or more Percival Mergansers...

. in 1956-57, and mapped from these photos in 1959. Named by the United Kingdom Antarctic Place-Names Committee (UK-APC) for Sir James Mackenzie

Sir James Mackenzie

Sir James Mackenzie FRS was a Scottish cardiologist, pioneer in the study of cardiac arrhythmias.-Biography:James Mackenzie was born in Scone, where his father was a farmer...

(1853–1925), English physician and pioneer of studies of heart disease.