hydrothermal vent

noun

Definition of hydrothermal vent

: a fissure in the ocean floor especially at or near a mid-ocean ridge from which mineral-rich superheated water issues

Recent Examples of hydrothermal vent from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydrothermal vent.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of hydrothermal vent

1975


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