impact crater

impact crater
    a) [ anthropogenic ]
   A generally circular or elliptical depression formed by hypervelocity impact of an experimental projectile or ordinance into earthy or rock material.
   Compare: caldera, crater, meteorite crater.
   SW.
    b) (not recommended: use meteorite crater) A generally circular crater formed by the impact of an interplanetary body (projectile) on a planetary surface.
   GG

Glossary of landform and geologic terms. 2013.

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  • Impact crater — The prominent impact crater Tycho on the Moon. In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body. In most common usage,… …   Wikipedia

  • impact crater — Astron., Geol. crater (def. 2). [1890 95] * * * ▪ landform Introduction       any feature on the continents that has been created by the impact of cosmic bodies (meteorites, asteroids (asteroid), or comets (comet)) on the Earth s surface. In fact …   Universalium

  • impact crater — noun A crater formed from an impact, typically of a meteorite, as opposed to one formed by other means such as vulcanism. Syn: astrobleme, meteor crater …   Wiktionary

  • impact crater — /ˈɪmpækt kreɪtə/ (say impakt kraytuh) noun the crater formed by the impact of a meteorite …  

  • impact crater — Astron., Geol. crater (def. 2). [1890 95] …   Useful english dictionary

  • Chesapeake Bay impact crater — Location of the crater in North America Chesapeake Bay impact crater Impact crater/structure …   Wikipedia

  • Haughton impact crater — is located on Devon Island, Nunavut in far northern Canada. It is about 23 kilometres (14 mi) in diameter and formed about 39 million years ago (late Eocene). [http://www.unb.ca/passc/ImpactDatabase/images/haughton.htm Haughton] . Earth Impact… …   Wikipedia

  • Toms Canyon impact crater — The Toms Canyon impact crater is the site where one or more objects from space struck the Atlantic continental shelf, about 160 km (100 mi) east of Atlantic City, New Jersey. The crater dates to the late Eocene geological time period (about 35… …   Wikipedia

  • Chiemgau impact crater — refers to Lake Tüttensee created by a Holocene meteorite impact near Lake Chiemsee and the foothills of the Alps in southeast Germany. The coordinates of Lake Tüttensee are coord|47.846667|N|12.568056|E|type:waterbody region:DE|name=Lake… …   Wikipedia

  • Cráter de Chicxulub — Saltar a navegación, búsqueda 21°24′N 89°31′O / 21.4, 89.517 …   Wikipedia Español

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