protosilicate

protosilicate is defined in Webster's Unabridged Dictionary (1913) with 1 sense. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.A silicate formed with the lowest proportion of silicic acid, or having but one atom of silicon in the molecule.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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