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
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Its cypress-incense essence and its molten oud feel half-spiritual, half-seductive. Adam Hurly, Robb Report, 16 Oct. 2025 Reports revealed that there was also a sigh of relief from those who had feared federal officials might be planning a last-minute retreat from the technique known as vitrification, in which waste is mixed with molten silicate and other materials to create inert glass logs. Prabhat Ranjan Mishra, Interesting Engineering, 16 Oct. 2025 The molten core of their amore? David Fear, Rolling Stone, 11 Oct. 2025 While the rest of his body was a meandering ghost, his eyes were molten rage-arrows piercing the other people onstage. Betty Gilpin, HollywoodReporter, 9 Oct. 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 22 Oct. 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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