Share this entry
aluminosilicate Syllabification: a·lu·mi·no·sil·i·cate
Pronunciation: /əˌlo͞omənəˈsiləkət/

Definition of aluminosilicate in English:


A silicate in which aluminum replaces some of the silicon, especially a rock-forming mineral such as a feldspar or a clay mineral.
Example sentences
  • These minerals are hydrated aluminosilicates consisting of sheets of alumina and silica with interchangeable cations and considerable amounts of combined or loosely bound water.
  • In carbonate-rich soils, rapid neutralization of rainwater by carbonate minerals restricts the mobilization of aluminosilicates and oxides.
  • The weathering and decay of aluminosilicate minerals occurs by hydrolysis, and it is well documented that the rate of many hydrolysis reactions is sensitive to pH.


Early 20th century: from alumino- (combining form of aluminum) + silicate.

Definition of aluminosilicate in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove ads and access premium resources