Si*lic"ic (?), a. [L. silex, silicis, a flint: cf. F. silicique.] Chem.
Pertaining to, derived from, or resembling, silica; specifically, designating compounds of silicon; as, silicic acid.
Silicic acid Chem., an amorphous gelatinous substance, Si(HO)4, very unstable and easily dried to silica, but forming many stable salts; -- called also orthosilicic, ∨ normal silicic, acid.
© Webster 1913.