sil ‧ i ‧ cate /ˈsɪlɪkeɪt, -kət/ BrE AmE noun [uncountable and countable] technical
one of a group of common solid mineral substances that exist naturally in the earth
sil ‧ i ‧ cate /ˈsɪlɪkeɪt, -kət/ BrE AmE noun [uncountable and countable] technical
one of a group of common solid mineral substances that exist naturally in the earth
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012