molten
adjective
mol·ten
| \ ˈmōl-tᵊn
\
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Definition of molten
Examples of molten in a Sentence
Recent Examples on the Web
The most destructive earthquakes occur at the edges of tectonic plates, which are giant rocky slabs that float on layers of molten rock deep within the Earth. — Tom Metcalfe, NBC News, "What are earthquakes, and what causes them?," 13 Aug. 2019 More likely than such an explosion is a lava flow—a spurt of slowly oozing molten rock. — National Geographic, "How dangerous are supervolcanoes? Get the facts.," 19 Mar. 2019 The hot, partially molten region pushes upwards on what’s above, similar to how a helium balloon might rise up against a sheet draped over it. — The Conversation, oregonlive.com, "Earthquake risk along NW coast is not the same for all areas," 8 July 2019 The research adds to evidence that Ceres is geologically active, with a cratered surface shaped in part by eruptions not of molten rock — as on Earth — but of liquid water. — David Freeman, NBC News, "Dwarf planet Ceres' 'lonely mountain' mystery has been solved," 22 June 2019 From the widening gash, molten rock burbled and splashed, then shot dozens of feet in the air. — Author: Amy B Wang, Anchorage Daily News, "‘Pele’s the boss’: Hawaiians ride out uncertainty as lava devours more Big Island homes," 8 May 2018 The working theory is that there's a deep magma chamber underneath the sea floor, sending molten rock upward and then contracting. — David Grossman, Popular Mechanics, "Where Did This Massive Underwater Volcano Come From?," 22 May 2019 Even its core is believed to contain icy materials, while most other planets have rocky, molten cores. — Jill Kiedaisch, Popular Mechanics, "Hubble Observes Ice Giant Vortexes and Polar Storms on Neptune and Uranus," 9 Feb. 2019 Solar thermal systems direct concentrated sunlight to a central tower to heat molten salt, which can store that heat for a long time before it's used. — Megan Geuss, Ars Technica, "Using molten salt to store electricity isn’t just for solar thermal plants," 24 Dec. 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'molten.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for molten
molten
adjective
English Language Learners Definition of molten
: melted by heat
See the full definition for molten in the English Language Learners Dictionary
molten
adjective
mol·ten
| \ ˈmōl-tᵊn
\
\
Kids Definition of molten
: melted especially by very great heat
molten metal
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