phenocryst

play
noun phe·no·cryst \-ˌkrist\

Definition of phenocryst

  1. :  one of the prominent embedded crystals of a porphyry

phenocrystic

play \ˌfē-nə-ˈkris-tik\ adjective

Origin and Etymology of phenocryst

French phénocryste, from Greek phainein to show + krystallos crystal — more at fancy


First Known Use: 1893


Learn More about phenocryst


Seen and Heard

What made you want to look up phenocryst? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to decrease in size, extent, or degree

Get Word of the Day daily email!