abyssal hill

/əbɪsəl ˈhɪl/ (say uhbisuhl 'hil)

noun
a small submarine hill, rising from several metres to several hundred metres above the ocean floor, and sometimes several kilometres in diameter.

Australian English dictionary. 2014.

Look at other dictionaries:

  • abyssal hill — ▪ geology       small, topographically well defined submarine hill that may rise from several metres to several hundred metres above the abyssal seafloor, in water 3,000 to 6,000 m (10,000 to 20,000 feet) deep. Typical hills have diameters of… …   Universalium

  • abyssal plain — Flat seafloor area at a depth of 10,000–20,000 ft (3,000–6,000 m), generally adjacent to a continent. The larger plains are hundreds of miles wide and thousands of miles long. The plains are largest and most common in the Atlantic Ocean, less… …   Universalium

  • Atlantic Ocean — an ocean bounded by North America and South America in the Western Hemisphere and by Europe and Africa in the Eastern Hemisphere. ab. 31,530,000 sq. mi. (81,663,000 sq. km); with connecting seas ab. 41,000,000 sq. mi. (106,100,000 sq. km);… …   Universalium

  • Orcus (Dungeons & Dragons) — Orcus Game background Title(s) Prince of the Undead, Prince of Undeath, The Blood Lord Home plane Abyss Power level Demon lord Alignment …   Wikipedia

  • List of Cumacea literature — Extensive literature list on Cumaceans. Contents: Top · 0–9 · A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A …   Wikipedia

  • Cold seep — Marine habitats Tube worms are among the dominant species in one of four cold seep community types in the Gulf of Mexico. Littoral zone …   Wikipedia

  • List of Ace Combat characters — The following list is a collection of prominent characters from the Ace Combat series of video games by Namco. All information here is (A: Accurate to the most recent game in the series, B: From the latest point in the AC Timeline). Contents 1… …   Wikipedia

  • Continental rise — Diagrammatic cross section of an oceanic basin The continental rise is an underwater feature found between the continental slope and the abyssal plain. This feature can be found all around the world, and it represents the final stage in the… …   Wikipedia

  • List of Advanced Dungeons & Dragons 2nd edition monsters — See also: Lists of Dungeons Dragons monsters This is the list of Advanced Dungeons Dragons 2nd edition monsters, an important element of that role playing game.[1] This list only includes monsters from official Advanced Dungeons Dragons 2nd… …   Wikipedia

  • 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

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.