/sawr'oh sil"i kit, -kayt', sohr'-/ , n. Mineral.
any of the silicates in which each silicate tetrahedron shares one of its four oxygen atoms with a neighboring tetrahedron, the ratio of silicon to oxygen being two to seven. Cf. cyclosilicate, inosilicate, nesosilicate, tektosilicate .
[ soró ( s ) heap + SILICATE ]