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The Government of Canada’s terminology and linguistic data bank.

ROCK DRUM [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 1999-02-02

English

Subject field(s)
  • Glaciology
  • Geomorphology and Geomorphogeny
DEF

A smooth, streamlined hill, having a core of bedrock usually veneered with a layer of till; it is modelled by glacial erosion, and its long axis is parallel to the direction of ice movement.

OBS

It is similar in outline and form to a true drumlin, but is generally less symmetrical and less regularly shaped.

French

Domaine(s)
  • Glaciologie
  • Géomorphologie et géomorphogénie
DEF

Colline d'origine glaciaire, à surface profilée et allongée dans le sens de l'écoulement glaciaire. Le drumlin rocheux est constitué d'un noyau de roche en place recouvert d'une mince couche de till. Sa forme est moins régulière et moins symétrique que celle d'un drumlin véritable.

Spanish

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