hydrothermal vent
noun Date: 1975 a fissure in the ocean floor especially at or near a mid-ocean ridge from which mineral-rich superheated water issues

New Collegiate Dictionary. 2001.

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  • Hydrothermal vent — Marine habitats White smokers emitting liquid carbon dioxide at the Champagne vent, Northwest Eifuku volcano, Marianas Trench Marine National Monument Littoral zone …   Wikipedia

  • hydrothermal vent — an ocean bed site where hot, sulphur rich water vents from a geothermal source; with a unique fauna including associated fishes …   Dictionary of ichthyology

  • hydrothermal vent — Oceanog., Geol. an opening on the floor of the sea from which hot, mineral rich solutions issue. Cf. vent1 (def. 2). * * * …   Universalium

  • hydrothermal vent — noun a hot spring, on the floor of the ocean, mostly along the central axes of the mid ocean ridges, where heated fluids emerge from fissures in the Earths crust …   Wiktionary

  • hydrothermal vent — noun an opening in the sea floor out of which heated mineral rich water flows …   English new terms dictionary

  • hydrothermal vent — noun : a fissure in the ocean floor near a midocean ridge that spews forth mineral rich superheated water which provides the metabolic essentials (as sulfur) for nearby ecosystems containing hyperthermophilic chemosynthetic microorganisms …   Useful english dictionary

  • Magic Mountain (hydrothermal vent) — Magic Mountain is a large long lived hydrothermal vent site on the southern Explorer Ridge, located about 150 miles west of Vancouver Island, British Columbia, Canada. Unlike most hydrothermal systems found in the Pacific Ocean, Magic Mountain is …   Wikipedia

  • Hydrothermal circulation — in its most general sense is the circulation of hot water; hydros in the Greek meaning water and thermos meaning heat. Hydrothermal circulation occurs most often in the vicinity of sources of heat within the Earth s crust. This generally occurs… …   Wikipedia

  • Vent — may refer to:* Volcano, an opening in the Earth s surface which allows molten rock, ash and gases to escape ** Deep sea vent, or black smoker , a type of hydrothermal vent found on the ocean floor *Plumbing drainage venting, pipes leading from… …   Wikipedia

  • vent — I. verb Etymology: Middle English, in part from 2vent, in part short for aventen to release (air), from Anglo French aventer, alteration of Old French esventer to air, from es ex (from Latin ex ) + vent wind, from Latin ventus more at wind Date:… …   New Collegiate Dictionary

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