What is a drumlin?
1 )
A curved ridge of deposited glacial debris dumped at the point of furthest extent of ice advance.
2 )
A rock shaped by a glacier. It has a smooth gently sloping up-valley slope and a jagged steep down-valley side.
3 )
An armchair shaped hollow on a mountainside, with a steep backwall, over-deepened base and a rock-lip on the down-valley side.
An elongated small hill shaped by a glacier, with a tapered end pointing in the direction of ice movement.
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