SEABED

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does seabed mean? 

• SEABED (noun)
  The noun SEABED has 1 sense:

1. the bottom of a sea or ocean

  Familiarity information: SEABED used as a noun is very rare.

 Dictionary entry details 

• SEABED (noun)

Sense 1

Meaning:

The bottom of a sea or ocean

Classified under:

Nouns denoting natural objects (not man-made)

Synonyms:

Davy Jones; Davy Jones's locker; ocean bottom; ocean floor; sea bottom; sea floor; seabed

Hypernyms ("seabed" is a kind of...):

bed; bottom (a depression forming the ground under a body of water)

Hyponyms (each of the following is a kind of "seabed"):

abyssal zone (the deep sea (2000 meters or more) where there is no light)

continental shelf (the relatively shallow (up to 200 meters) seabed surrounding a continent)

bathyal district; bathyal zone; continental slope (the steep descent of the seabed from the continental shelf to the abyssal zone)

neritic zone (the ocean waters from the low tide mark to a depth of about 100 fathoms)

twilight zone (the lowest level of the ocean to which light can reach)

 Context examples 

The seabed of Ligeia Mare is likely covered by a sludge layer of organic-rich compounds.

(Cassini Explores a Methane Sea on Titan, NASA)

Expedition scientists drilled deep into the seabed at six sites in water depths of more than 1,250 meters (4,101 feet).

(Scientists return from expedition to lost continent of Zealandia, National Science Foundation)

On the ground it was a real team effort to lower the drill by hand to the seabed on nearly 1,000 meters of rope.

(West Antarctica's largest glacier may have started retreating as early as the 1940s, NSF)

Steep slopes in the seabed also cause an upwelling of sea currents that stimulate plankton and small crustaceans such as krill that the whale sharks feed on.

(New study of endangered whale shark youth shows vital habitat similarities, Wikinews)

In the BAS study, scientists obtained seabed sediment cores from beneath the floating part of Pine Island Glacier, which revealed a cavity had formed beneath the shelf prior to the mid-1940s.

(West Antarctica's largest glacier may have started retreating as early as the 1940s, NSF)

The new discoveries show that the formation 40 to 50 million years ago of the Pacific Ring of Fire, an active seafloor zone along the perimeter of the Pacific Ocean, caused dramatic changes in ocean depth and volcanic activity and buckled the seabed of Zealandia.

(Scientists return from expedition to lost continent of Zealandia, National Science Foundation)