ALL meanings of hydrothermal vent
hy·dro·ther·mal vent
H h - noun hydrothermal vent an opening on the floor of the sea from which hot, mineral-rich solutions issue. Compare vent1 (def 2). 1
- noun hydrothermal vent a hot spring, on the floor of the ocean, mostly along the central axes of the mid-ocean ridges, where heated fluids emerge from fissures in the Earth's crust. 0