glacial lake


glacial lake
    a) A lake that derives much or all of its water from the melting of glacier ice, fed by meltwater, and lying outside the glacier margins (e.g., proglacial lake) or lying on a glacier (e.g., ice-walled lake, ice-floored lake) and due to differential melting.
    b) A lake occupying a basin produced by glacial deposition, such as one held in by a morainal dam.
    c) A lake occupying a basin produced in bedrock by glacial erosion (scouring, quarrying); e.g., cirque lake, fjord.
    d) A lake occupying a basin produced by collapse of outwash material surrounding masses of stagnant ice.
    e) [ relict ]
   An area formerly occupied by a glacial lake.
   GG

Glossary of landform and geologic terms. 2013.

Look at other dictionaries:

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