Definition of coulee in English:

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Pronunciation: /ˈko͞olē/


1North American A deep ravine.
Example sentences
  • It has rolling hills, valleys, ravines and coulees, ideal for stalking.
  • I also do not expect the flood pathway stories to tell that the flood eroded, in several days, 50 cubic miles of basalt and silt that resulted in deep vertical-walled coulees with flat bottoms.
  • The badlands are significant due to the plethora of fossils and dinosaur bones that have been recovered in the slowly eroding hoodoos, narrow valleys and bone-dry coulees.
2A lava flow.
Example sentences
  • The remaining magma as lava domes and coulees was extruded with some associated subplinian or vulcanian explosive activity.
  • The bulk of the T2 magma is represented by the lava domes and coulees, which are the most evolved.
  • The late-stage lava coulees and domes are most evolved.


Early 19th century: from French coulée '(lava) flow', from couler 'to flow', from Latin colare 'to strain or flow', from colum 'strainer'.

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