debouchment

[ dih-boosh-muhnt, -bouch- ]

noun

1. an act or instance of debouching.
2. Also de·bou·chure [] Physical Geography. a mouth or outlet, as of a river or pass.

Word History and Origins

Origin of debouchment¹

From the French word débouchement, dating back to 1820–30. See debouch, -ment