Drumlin

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Drumlin \Drum"lin\, n. [Gael. druim the ridge of a hill.]
     (Geol.)
     A hill of compact, unstratified, glacial drift or till,
     usually elongate or oval, with the larger axis parallel to
     the former local glacial motion.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  drumlin
       n : a mound of glacial drift