Dalles
Pronunciation : Dalles (dalz), n. pl. [F. dalle a tube, gutter
Part of Speech : trough.]
Definition : Defn: A rapid, esp. one where the channel is narrowed between rock walls. [Northwestern U. S. & Canada]
The place below, where the compressed river wound like a silver thread among the flat black rocks, was the far-famed Dalles of the Columbia. F. H. Balch.
Source : Webster's Unabridged Dictionary, 1913