Débouchure

Definitions

  • Webster's Revised Unabridged Dictionary
    • n Débouchure The outward opening of a river, of a valley, or of a strait.
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Century Dictionary and Cyclopedia
    • n debouchure A mouth, opening out, or outlet; specifically, the opening out of a stream as it emerges from a confined valley or gorge upon an open valley or broad plain, or the junction between the narrow and the broad portion of a valley: also applied to the zone of change from a mountain track of high gradient to a plains track of much lower gradient and consequent decrease of load.
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Chambers's Twentieth Century Dictionary
    • Debouchure the mouth of a river or strait
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Etymology

Webster's Revised Unabridged Dictionary
F
Chambers's Twentieth Century Dictionary
Fr. déboucherde, from, bouche, the mouth—L. bucca, the cheek.