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Glossary Glaciers

 
     
Arete Arête - Two corries next to each other form a sharp ridge between them.
Arête Two corries next to each other form a sharp ridge between them.
Budget Where the inputs and outputs of a glacier are the same.
Cirques A hollow fills with ice. The ice then starts to form a glacier which then erodes the hollow a lot creating a shape like a spoon with a steep back wall and a lip. (Corrie, cwms)
Corrie A hollow fills with ice. The ice then starts to form a glacier which then erodes the hollow a lot creating a shape like a spoon with a steep back wall and a lip. (Cwms, cirques)
Crevasse A large crack in a glacier.
Cwms A hollow fills with ice. The ice then starts to form a glacier which then erodes the hollow a lot creating a shape like a spoon with a steep back wall and a lip. (Corrie, cirques)
Drumlins A smooth hill shaped by a glacier. The glacier was only strong enough to shape and not to erode.
End moraine Moraine deposited at the snout of a glacier. (Terminal moraine)
Esker Any material that was being carried in a stream under a glacier is left as a long ridge when the glacier melts.
Glacial Trough A U-Shaped valley formed by a glacier.
Glacier A flow of ice.
Hanging valleys A high level tributary valley with a sharp fall to the main valley in a glacial trough.
Horn Formed by three or more corries next to each other. (Pyramid Peak)
Ice sheet Ice that doesn't flow.
Kame Any material that was in a crevasse is dropped to the floor in a mound when the glacier melts.
Lateral moraine Moraine at the sides of a glacier.
Medium moraine Where two lateral moraines from two different glaciers join.
Melt-water Melted ice.
Misfit stream A stream found in a glacial trough which did not form that valley.
Moraine Deposited material of a glacier.
Plucking Where melt-water freezes around stones under the glacier forcing them to be pushed into the glacier.
Pyramid peak Formed by three or more corries next to each other. (Horn)
Ribbon lake A lake formed after glaciation by overdeepening of the glacier.
Ridge A long inverted v-shaped line of rock.
Snout The end of a glacier.
Striations Scratches in the bedrock formed by abrasion in a glacier.
Tarn A lake formed in a corrie.
Terminal moraine Moraine deposited at the snout of a glacier. (End moraine)
Till Unordered material deposited by a glacier.
Truncated spurs Interlocking spurs which have been eroded away by a glacier leaving steep cliffs on each side of the valley.
Zone of ablation Where the outputs are bigger than the inputs in a glacier.
Zone of accumulation Where ice accumulates in a glacier.