Search Result for "borosilicate": 
Wordnet 3.0

NOUN (1)

1. a salt of boric and silicic acids; 



The Collaborative International Dictionary of English v.0.48:

Borosilicate \Bo"ro*sil"i*cate\, n. [Boron + silicate.] (Chem.)
   A double salt of boric and silicic acids, as in the natural
   minerals tourmaline, datolite, etc.
   [1913 Webster]


WordNet (r) 3.0 (2006):

borosilicate
    n 1: a salt of boric and silicic acids