verneuil process

noun ver·neuil process \(ˈ)ver¦nər-, -nə̄ē, F vernœœy\
variants: or

verneuil method

\(ˈ)ver¦nər-, -nə̄ē, F vernœœy\

Definition of verneuil process

  1. :  a procedure for growing large crystals (as of sapphire, ruby, spinel, or rutile) by adding the powdered material to the top of a rod the end of which is maintained at or close to the melting point by a flame directed vertically downward upon it

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Origin and Etymology of verneuil process

after Auguste Victor Louis Verneuil †1913, French chemist who devised it

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a rounded knoll or a ridge of ice

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