molten

adjective

mol·​ten ˈmōl-tᵊn 

1

: fused or liquefied by heat : melted

molten lava

2

: having warmth or brilliance : glowing

… the molten sunlight of warm skies …

—T. B. Costain

3

obsolete : made by melting and casting

Examples of molten in a Sentence

Recent Examples on the Web

Jenner’s almost molten looking, body-skimming column dress featured liquidy copper sequins all over, cut with a plunging neckline and sculptural halter straps that crisscrossed at the collarbone to frame the décolletage. —Anna Cafolla, Vogue, 4 Jan. 2026

Jenner was every inch the supportive girlfriend, sitting by Chalamet's side while stunning in a plunging orange molten sequin gown. —Christina Perrier, InStyle, 4 Jan. 2026

These pores physically trap molten stearic acid, while capillary forces and hydrogen bonding prevent it from flowing out during melting. —Neetika Walter, Interesting Engineering, 31 Dec. 2025

One car spilled molten sulfur, which is sulfur heated to a liquid state and commonly used in industrial applications, such as fertilizer production. —Michael Dorgan, FOXNews.com, 30 Dec. 2025

Word History

Etymology

Middle English, from past participle of melten to melt

First Known Use

14th century, in the meaning defined at sense 3

Kids Definition

molten

adjective

mol·​ten ˈmōlt-ᵊn 

: melted especially by very great heat