drumlin


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drumlin

(drŭm`lĭn), smooth oval hill of glacial driftdrift,
deposit of mixed clay, gravel, sand, and boulders transported and laid down by glaciers. Stratified, or glaciofluvial, drift is carried by waters flowing from the melting ice of a glacier.
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, elongated in the direction of the movement of the ice that deposited it. Drumlins, which may be more than 150 ft (45 m) high and more than 1-2 mi (.8 km) long, are common in New York, Wisconsin, Canada, and Northern Ireland.
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drumlin

[′drəm·lən]
(geology)
A hill of glacial drift or bedrock having a half-ellipsoidal streamline form like the inverted bowl of a spoon, with its long axis paralleling the direction of movement of the glacier that fashioned it.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Feore (1994) reviewed a total of 13 focal studies of badger group size in various landclass categories in Great Britain and Ireland (Table 2).We produced mean estimates for 1) pastoral areas with significant broadleaved woodland and scrub (analogous to drumlin farmland), 2) pastoral agriculture (analogous to lakelands, marginal lowlands, central lowlands and marginal uplands) and 3) upland and moorland (analogous to landclass groups settled uplands, high uplands and mountains).
Pollen stratigraphy of the Saadjarv Drumlin Field lakes is well studied and available in several publications (Pirrus 1969, 1971, 1983; Pirrus & Rouk 1979).
Some local residents assert that, thus far, the Alexander Company has bought extensive land in the Southdale Neighborhood, including the Drumlin Farms area, for its commercial Novation Campus.
I climbed the drumlin and looked in all directions for high hills.
The whole drumlin had been turned into a cultivated field.
Blunt ends of the wedges rise sheer but slightly battered against the slopes on each side of the drumlin, allowing for two floors of accommodation inside.
"Were the drumlins formed while the glaciers were advancing or while they were retreating?" he asked.
At the outset, Arroway has government backing for her listening post in Puerto Rico pulled out from under her by erstwhile sponsor and presidential science adviser David Drumlin (Tom Skerritt), although not before she has had a brief fling with handsome lapsed seminarian Palmer Joss (Matthew McConaughey).
For example, Dane County, WI where these programs were developed contains five distinct physiographic regions--outwash and river plains, ground moraine, drumlin fields, terminal moraine, and unglaciated ridges and valleys, ranging from flat to steep.
Later titles include Saul Bellow, Drumlin Woodchuck (1980), a wry biography with a title taken from a poem by <IR> ROBERT FROST </IR> , and the novels Lying in Bed (1985), Killing Everybody (1987), and Speed (1990).
Through simple calculations described in the September GEOLOGY, Shaw estimates that 84,000 cubic kilometers of water must have discharged during the creation of one large drumlin field in northern Saskatchewan.