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coulee
cou·lee C0622700 (ko͞o′lē)n.1. Western US A deep gulch or ravine with sloping sides, often dry in summer.2. Louisiana & Southern Mississippi a. A streambed, often dry according to the season.b. A small stream, bayou, or canal.3. Upper Midwest A valley with hills on either side.4. a. A stream of molten lava.b. A sheet of solidified lava.
[Canadian French coulée, from French, flow, from couler, to flow, from Latin cōlāre, to filter, from cōlum, sieve.]coulee (ˈkuːleɪ; -lɪ) n1. (Geological Science) a. a flow of molten lavab. such lava when solidified2. (Physical Geography) Western US and Canadian a dry stream valley, esp a long steep-sided gorge or ravine that once carried melt water from a glacier3. (Physical Geography) a small intermittent stream in such a ravine[C19: from Canadian French coulée a flow, from French, from couler to flow, from Latin cōlāre to sift, purify; see colander]cou•lee (ˈku li)
n. 1. Chiefly Western U.S. and Western Canada. a deep ravine or gulch, usu. dry, that has been formed by running water. 2. a small valley. 3. a small intermittent stream. [1800–10, Amer.; < Canadian French, French: a flowing, n. use of fem of coulé, past participle of couler to flow < Latin cōlāre to filter, strain, derivative of cōlum strainer] coulee
coulee[kü′lā] (geology) A thick, solidified sheet or stream of lava. A steep-sided valley or ravine, sometimes with a stream at the bottom. |