natural bridge

   1. A residual portion of the roof of a subterranean stream which has not collapsed and is found bridging a valley. Normally a surface feature, but may be used to describe a similar occurrence in a cave system [20].
   2. A rock bridge spanning a ravine and not yet eroded away [10].
   Synonyms: (French.) pont naturel; (German.) Naturbrücke, Felsbrücke; (Greek.) physiki gefyra; (Italian.) ponte naturale; (Russian.) estestvennij most; (Spanish.) puente natural; (Turkish.) doal köprü; (Yugoslavian.) prirodni most, naravni most.
   See also natural arch.

A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology. . 2002.

Look at other dictionaries:

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  • Natural Bridge — Natural Bridge, NY U.S. Census Designated Place in New York Population (2000): 392 Housing Units (2000): 174 Land area (2000): 1.390393 sq. miles (3.601101 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000):… …   StarDict's U.S. Gazetteer Places

  • Natural Bridge, AL — U.S. town in Alabama Population (2000): 28 Housing Units (2000): 14 Land area (2000): 0.420756 sq. miles (1.089754 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.420756 sq. miles (1.089754 sq. km) FIPS code:… …   StarDict's U.S. Gazetteer Places

  • Natural Bridge, NY — U.S. Census Designated Place in New York Population (2000): 392 Housing Units (2000): 174 Land area (2000): 1.390393 sq. miles (3.601101 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.390393 sq. miles… …   StarDict's U.S. Gazetteer Places

  • natural bridge — ☆ natural bridge n. a natural rock formation suggestive of a bridge …   English World dictionary

  • Natural Bridge — limestone formation in WC Va., over a tributary of the James River: 215 ft (66 m) high; span c. 90 ft (27.4 m) …   English World dictionary

  • Natural Bridge — a natural limestone bridge in western Virginia. 215 ft. (66 m) high; 90 ft. (27 m) span. * * * or natural arch Naturally created arch formation resembling a bridge. Most are erosion features that occur in sandstone or limestone. Some are formed… …   Universalium

  • Natural Bridge — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Natural Bridge peut désigner : Bataille de Natural Bridge; une bataille de la Guerre de Sécession ; Natural Bridge, une formation géologique de… …   Wikipédia en Français

  • natural bridge — noun : a usually arch formation created by nature and resembling a bridge * * * a natural limestone bridge in western Virginia. 215 ft. (66 m) high; 90 ft. (27 m) span. * * * natural bridge, a rock formation shaped like a bridge, especially one… …   Useful english dictionary

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