Verneuil process

[ vur-noi; French ver-nœ-yuh ]
/ vɜrˈnɔɪ; French vɛrˈnœ yə /

noun

a process for making synthetic rubies, sapphires, spinels, etc., by the fusion at high temperatures of powdered compounds.

Origin of Verneuil process

named after A.V.L. Verneuil, 19th-century French mineralogist
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019