Word Study
borosilicate
CIDE DICTIONARY
borosilicate, n. [Boron + silicate.].
A double salt of boric and silicic acids, as in the natural minerals tourmaline, datolite, etc. [1913 Webster]
OXFORD DICTIONARY
borosilicate, n. any of many substances containing boron, silicon, and oxygen generally used in glazes and enamels and in the production of glass.
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