English dictionary
silica
/'s/I/l/@/k/@/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite
Source: WordNet 3.0
-
Silicon dioxide, SiO&?;. It constitutes ordinary quartz (also opal and tridymite), and is artifically prepared as a very fine, white, tasteless, inodorous powder.
Source: webster1913