1.Definition: a crystalline element used as a component in various electronic devices

Category: Objects

2.Definition: a protective cover that protects the face of a watch

Category: Objects

3.Definition: a rock formed by the solidification of a substance; has regularly repeating internal structure; external plane faces

Related Noun(s):crystallization

Category: Objects

4.Definition: a solid formed by the solidification of a chemical and having a highly regular atomic structure

Category: General

5.Definition: colorless glass made of almost pure silica

Related Noun(s):lechatelierite, quartz

Category: General

6.Definition: glassware made of quartz

Category: Objects