molten

adjective

mol·​ten ˈmōl-tᵊn How to pronounce molten (audio)
1
: fused or liquefied by heat : melted
molten lava
2
: having warmth or brilliance : glowing
the molten sunlight of warm skiesT. B. Costain
3
obsolete : made by melting and casting

Examples of molten in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This complex is highly mobile in the molten sections of the mantle. David Bressan, Forbes.com, 23 May 2025 For instance, a 2022 analysis suggested that in the first billion years, when the Moon was covered in molten rock, giant rocks formed as the magma cooled and solidified. Jennifer Ouellette, ArsTechnica, 23 May 2025 Lean harder on the accelerator, Just a little further, just a little Faster, through the hellgate to the highway, With all its molten rubber and melting Asphalt sinking sharp and gumming the lungs. Rowan Ricardo Phillips, New Yorker, 19 May 2025 Imagine a slow-motion bubble of molten rock pressing upward beneath the surface, warping and cracking the crust above. Victoria Corless, Space.com, 19 May 2025 See All Example Sentences for molten

Word History

Etymology

Middle English, from past participle of melten to melt

First Known Use

14th century, in the meaning defined at sense 3

Time Traveler
The first known use of molten was in the 14th century

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Cite this Entry

“Molten.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/molten. Accessed 29 May. 2025.

Kids Definition

molten

adjective
mol·​ten ˈmōlt-ᵊn How to pronounce molten (audio)
: melted especially by very great heat

More from Merriam-Webster on molten

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