D defs.my
Entry 1 sense Webster, 1913

Protosilicate

· Pro·to·sil·i·cate · IPA
01 n. A silicate formed with the lowest proportion of silicic acid, or having but one atom of silicon in the molecule.
  1. 1.
    A silicate formed with the lowest proportion of silicic acid, or having but one atom of silicon in the molecule.(Chem.)