from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An opening or mouth, as of a river or stream.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The outward opening of a river, valley, or strait.

from the GNU version of the Collaborative International Dictionary of English

  • n. The outward opening of a river, of a valley, or of a strait.

from The Century Dictionary and Cyclopedia

  • n. 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.


French (Wiktionary)



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