Definition

1. Noun:
   • Sea current / Ocean current: A continuous, directed movement of seawater generated by forces such as wind, differences in water density (temperature and salinity), and the Earth's rotation. These currents flow in specific, predictable paths within the world's oceans.

Usage Examples

• Noun:
  • Dòng hải lưu Gulf Stream ảnh hưởng lớn đến khí hậu châu Âu. (The Gulf Stream ocean current greatly influences Europe's climate.)
  • Các nhà khoa học đang nghiên cứu sự thay đổi của hải lưu. (Scientists are studying changes in sea currents.)
  • Hải lưu ấm mang nhiều chất dinh dưỡng đến vùng biển này. (The warm ocean current brings many nutrients to this sea area.)

Advanced Usage

• "hải lưu ngầm": subsurface current, undercurrent.
  • Tàu ngầm có thể lợi dụng hải lưu ngầm để di chuyển. (Submarines can utilize subsurface currents for movement.)

Variants and Related Words

• Dòng biển (n): A synonym for "hải lưu," meaning sea current.
  • Dòng biển lạnh làm nhiệt độ nước giảm. (The cold sea current lowers the water temperature.)

Synonyms

• Ocean current: A synonym for sea current, often used for the major global systems.
• Marine current: A formal term for a current within a sea or ocean.

Related Concepts

• Thủy triều (tide): The periodic rise and fall of sea levels caused by the gravitational pull of the moon and sun. This is different from a constant .
• Sóng (wave): The up-and-down movement of the water's surface, usually caused by wind. Waves are distinct from the forward flow of a .

noun

1. sea current