glacier n a slowly moving mass of ice originating from an accumulation of snow. It can either spread out from a central mass (continental glacier) or descend from a high valley (alpine glacier) (C18: from French (Savoy dialect), from Old French glace ice, from Late Latin glacia, from Latin glacies ice)
n (Mountaineering) a barrier cream, esp. against ultraviolet radiation, used when climbing above the snow line
n water flowing in a stream from the snout of a glacier and containing particles of rock
n a rock sitting on a pillar of ice on top of a glacier, as a result of the ice immediately beneath the rock being protected from the heat of the sun and not melting
n a glacier situated on a shelf above a valley or another glacier; it may be joined to the lower level by an icefall or separate from it
n a glacier in SE Alaska, in the St Elias Mountains, flowing southeast from Mount Fairweather. Area: about 900 sq. km (350 sq. miles)
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