Silicic /(?)/

Si·lic·ic

Silicic

a.
  1. Pertaining to, derived from, or resembling, silica; specifically, designating compounds of silicon; as, silicic acid. (Chem.)

Phrases & Compounds
Silicic acid
an amorphous gelatinous substance, Si(HO)4, very unstable and easily dried to silica, but forming many stable salts; -- called also orthosilicic acid [or] normal silicic acid.