noun Date: 1975 a fissure in the ocean floor especially at or near a mid-ocean ridge from which mineral-rich superheated water issues
HYDROTHERMAL VENT
Meaning of HYDROTHERMAL VENT in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012