of or relating to silica or acids derived from it.
of, concerned with, or containing silicon or an acid obtained from silicon
noun, Chemistry. 1. any of certain amorphous gelatinous masses, formed when alkaline silicates are treated with acids, which dissociate readily into silica and water. silicic acid noun 1. a white gelatinous substance obtained by adding an acid to a solution of sodium silicate. It has an ill-defined composition and is best regarded as hydrated silica, […]
noun, Chemistry. 1. a compound of two elements, one of which is silicon. noun 1. any one of a class of binary compounds formed between silicon and certain metals
[sil-uh-sif-er-uh s] /ˌsɪl əˈsɪf ər əs/ adjective 1. containing, combined with, or producing silica. siliciferous /ˌsɪlɪˈsɪfərəs/ adjective 1. containing or yielding silicon or silica
verb (used with or without object), silicified, silicifying. 1. to convert or be converted into silica. verb -fies, -fying, -fied 1. to convert or be converted into silica: silicified wood