hydrothermal vent
nounDefinition of hydrothermal vent
: a fissure in the ocean floor especially at or near a mid-ocean ridge from which mineral-rich superheated water issues
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Tectonic activity at that depth can lead to the sporadic formation of hydrothermal vents, which leads to the introduction of chemosynthetic bacteria. — David Grossman, Popular Mechanics, "Plastic Bag Found at the Bottom of the Mariana Trench," 15 May 2018 At Earth's hydrothermal vents, bubbles rip organisms and organic material from the walls of water columns, mixing it in with waters closer to the surface of the ocean. — Jay Bennett, Popular Mechanics, "Scientists Meet To Discuss Exploring Enceladus For Life," 28 June 2016 Huge icy jets several hundreds of miles high erupt from the moon and are likely associated with hydrothermal vents in the moon's core. — Doyle Rice, ajc, "Ingredients for alien life found in icy geysers on Saturn's moon Enceladus," 29 June 2018 Huge icy jets several hundreds of miles high erupt from the moon and are likely associated with hydrothermal vents in the moon's core. — Doyle Rice, ajc, "Ingredients for alien life found in icy geysers on Saturn's moon Enceladus," 29 June 2018 Huge icy jets several hundreds of miles high erupt from the moon and are likely associated with hydrothermal vents in the moon's core. — Doyle Rice, ajc, "Ingredients for alien life found in icy geysers on Saturn's moon Enceladus," 29 June 2018 On the one hand, hydrothermal vents on the ocean floor of Earth can support thriving communities of living organisms, from microbes to tube worms and even crabs. — Jay Bennett, Popular Mechanics, "Saturn's Moon Enceladus Is Spewing Complex Organic Molecules Into Space," 27 June 2018 With ice on the outside, a core on the inside, and an ocean in touch with this core, some of these worlds started to look a lot like the bottom of Earth’s ocean, where life thrives near hydrothermal vents. — Eric Berger, Ars Technica, "Senior scientist argues that we should bypass Europa for Enceladus," 5 July 2018 This is not an idea many people take seriously at the moment: the smart money on life’s origin these days puts it in deep ocean hydrothermal vents, not tidal pools. — The Economist, "Empty sky, empty Earth?," 5 July 2018These 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.
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