deep sea
"Deep sea" refers to the vast, dark, and high-pressure regions of the ocean, typically beyond 200 meters in depth, where unique marine life thrives.
🇺🇸 US Voice:
🇬🇧 UK Voice:
Definition
B2Oceanography
(technical, scientific)The part of the ocean below 200 meters, characterized by darkness, high pressure, and cold temperatures.
Example
- Scientists use specialized equipment to explore the deep sea and study its unique ecosystems.
- Deep-sea trenches can reach depths of over 10,000 meters.
B2Marine Biology
(technical, scientific)The oceanic zone where light does not penetrate, leading to a unique community of organisms adapted to extreme conditions.
Example
- Deep-sea creatures have evolved remarkable adaptations to survive in complete darkness.
- Bioluminescence is a common trait among deep-sea organisms.
B1Sport Fishing
(recreational, informal)Fishing in the open sea, far from the shore.
Example
- Deep-sea fishing is a popular activity among sport fishers seeking large catches.
- They chartered a boat for a deep-sea fishing expedition.
Similar
Terms that have similar or relatively close meanings to "deep sea":
deep wateropen seahigh seaat seahadopelagic waterabyssopelagic watersea devilrun deepdeep spacedeep bluesea greensea roverabyssal bluesea loadsea donkeysea capsea monstersea light