debouchment

/dɪˈbaʊtʃmənt/
noun
  1. The act or process of emerging from a confined space into a wider area; also the place where this happens, such as the mouth of a river.
    • The debouchment of the river created a rich wetland habitat for birds.
    • Geologists studied the debouchment of the canyon to understand how water shaped the landscape.
    • The debouchment of the troops from the mountain pass was carefully planned.
Antonyms
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