aluminosilicate: Meaning and Definition of

a•lu•mi•no•sil•i•cate

Pronunciation: (u-l"mu-nō-sil'u-kit, -kāt"), [key]
— n.
  1. any naturally occurring or synthetically produced aluminum silicate containing alkali-metal or alkaline-earth-metal ions, as a feldspar, zeolite, or beryl.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.