UNDERSEA

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does undersea mean? 

• UNDERSEA (adjective)
  The adjective UNDERSEA has 1 sense:

1. beneath the surface of the sea

  Familiarity information: UNDERSEA used as an adjective is very rare.

 Dictionary entry details 

• UNDERSEA (adjective)

Sense 1

Meaning:

Beneath the surface of the sea

Synonyms:

submarine; undersea

Similar:

subsurface (beneath the surface)

 Context examples 

Undersea hydrothermal conditions on Earth at about that same time are a strong candidate for where and when life on Earth began.

(Mars Study Yields Clues to Possible Cradle of Life, NASA)

At the heart of the system is the mid-ocean ridge: undersea mountains that circle the globe.

(Microbes in underground aquifers beneath deep-sea Mid-Atlantic Ridge 'chow down' on carbon, National Science Foundation)

The crust below an undersea volcano is usually just four miles thick, roughly five times thinner than the crust that lies beneath land-based volcanoes.

(Underwater volcano's fiery eruption captured in detail by seafloor observatory, NSF)

It is possible that the ethane ends up in the undersea crust, or that it somehow flows into the adjacent sea, Kraken Mare, but that will require further investigation.

(Cassini Explores a Methane Sea on Titan, NASA)

In a paper, researchers describe an experiment that turned 20 kilometers of undersea fiber-optic cable into the equivalent of 10,000 seismic stations along the ocean floor.

(Underwater telecom cables make superb seismic network, National Science Foundation)

The rules of the International Astronomical Union require that the moons of Neptune are named after Greek and Roman mythology of the undersea world.

(Tiny Neptune Moon Spotted by Hubble May Have Broken from Larger Moon, NASA)

That means the magma chamber of an undersea volcano is not buried as deeply.

(Underwater volcano's fiery eruption captured in detail by seafloor observatory, NSF)

As the heated water rises, cold, oxygenated water is pulled into the rocks, creating a massive undersea aquifer.

(Microbes in underground aquifers beneath deep-sea Mid-Atlantic Ridge 'chow down' on carbon, National Science Foundation)

The possibility of undersea hydrothermal activity inside icy moons such as Europa at Jupiter and Enceladus at Saturn feeds interest in them as destinations in the quest to find extraterrestrial life.

(Mars Study Yields Clues to Possible Cradle of Life, NASA)

Fiber-optic cables in a global undersea telecommunications network could one day help scientists study offshore earthquakes and the geologic structures hidden deep beneath the ocean surface.

(Underwater telecom cables make superb seismic network, National Science Foundation)