The mouth of a river or valley.
More example sentences
- This view is taken from the American side, and presents the debouchure of the waters of Niagara into Lake Ontario, from a point of great advantage.
- Mr. Balfour saw that they had left the river, and were pushing up the debouchure of a sluggish little affluent.
- Washing the walls of the town of Cumana - situated on its margin on the west side of its debouchure - is a long narrow arm of the sea.
mid 19th century: alteration of embouchure, on the pattern of debouch.
Definition of debouchure in:
- The US English dictionary