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A watering hole is a natural depression where water collects and animals come to drink. Karst closed depression with permanent lake Stymfalia, Peloponnese, Greece. Seasonal abundant precipitation drained by 3 sinkholes. In geology, a depression is a landform sunken or depressed below the surrounding area. Depressions form by various mechanisms.
Pit crater – Depression formed by a sinking or collapse of the surface lying above a void or empty chamber; Plain – Expanse of land that is mostly flat and treeless; Plateau – Highland area, usually of relatively flat terrain; Playa lake – Area that contained a standing surface water body
In anatomy, a fossa (/ ˈ f ɒ s ə /; [1] [2] pl.: fossae (/ ˈ f ɒ s iː / or / ˈ f ɒ s aɪ /); from Latin 'ditch, trench') is a depression or hollow, usually in a bone, such as the hypophyseal fossa (the depression in the sphenoid bone). [3] Some examples include: In the skull: Cranial fossa. Anterior cranial fossa; Middle cranial fossa ...
The following terms are used to describe cavities that do not connect to other areas: A fossa (from the Latin "fossa", ditch or trench) is a depression or hollow, usually in a bone, such as the hypophyseal fossa, the depression in the sphenoid bone. [15] A meatus is a short canal that opens to another part of the body. [16]
The Red Lake sinkhole in Croatia. A sinkhole is a depression or hole in the ground caused by some form of collapse of the surface layer. The term is sometimes used to refer to doline, enclosed depressions that are also known as shakeholes, and to openings where surface water enters into underground passages known as ponor, swallow hole or swallet.
Other names used for riverine potholes are pot, (stream) kettle, giant's kettle, evorsion, hollow, rock mill, churn hole, eddy mill, and kolk. [1] Although somewhat related to a pothole in origin, a plunge pool (or plunge basin or waterfall lake ) is the deep depression in a stream bed at the base of a waterfall .
a hollow or depressed area; a trench or channel Latin fossa, ditch, pit fossa ovalis: front-of or pertaining to the forehead Latin frōns, front-, the forehead
The depression is named so because it contains six major Mongolian lakes: saline Uvs Nuur, Khyargas Nuur and Dörgön Nuur; and freshwater Khar-Us Nuur, Khar Nuur and Airag Nuur, as well as a number of smaller ones. In addition, it includes 14,000 km 2 (5,400 sq mi) of solonchaks and large sandy areas. Northern parts are dominated by arid ...