Noun
A hill of compact, unstratified, glacial drift or till, usually elongate or oval, with the larger axis parallel to the former local glacial motion.
Source: Webster's dictionaryBelow the C horizon the drumlin consists of multiple beds of till deposited by lodgment and bed deformation. Source: Internet
Many Pleistocene drumlin fields are observed to occur in a fan-like distribution. citation The Múlajökull drumlins of Iceland are also arrayed in a splayed fan distribution around an arc of 180°. Source: Internet
Clew Bay in Ireland is a good example of a 'drowned drumlin' landscape where the drumlins appear as islands in the sea, forming a 'basket of eggs' topography. Source: Internet
On drumlins with longer exposure (e.g. in the Lake Ontario drumlin field in New York State) soil development is more advanced, for example with the formation of clay-enriched Bt horizons. Source: Internet
Drumlins are found in groups called drumlin fields or drumlin camps. Source: Internet
The melting retreat of the Vashon Glaciation eroded the land, creating a drumlin field of hundreds of aligned drumlin hills. Source: Internet