Search Result for "silicon dioxide":
Wordnet 3.0

NOUN (1)

1. 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;
[syn: silica, silicon oxide, silicon dioxide]


WordNet (r) 3.0 (2006):

silicon dioxide n 1: 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 [syn: silica, silicon oxide, silicon dioxide]