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1. A solid formed by the solidification of a chemical and having a highly regular atomic structure
    
2. A crystalline element used as a component in various electronic devices
    
3. A rock formed by the solidification of a substance; has regularly repeating internal structure; external plane faces
   - crystallization
    
4. Colourless glass made of almost pure silica
   - quartz glass, quartz, vitreous silica, lechatelierite
    
5. Glassware made of quartz
    
6. A protective cover that protects the face of a watch
   - watch crystal, watch glass

Derived forms: crystals

Type of: component, constituent, element, glassware, glasswork, natural glass, protection, protective cover, protective covering, rock, solid, stone

Part of: crystal counter, crystal detector, crystal microphone, crystal pickup, ticker, watch

Encyclopedia: Crystal, ME Crystal, Indiana Crystal, MN Crystal, Michigan Crystal, Maine Crystal, IN Crystal, CO Crystal Crystal, Clark County Crystal, Colorado Crystal, Clark County, Nevada Crystal, Nye County, Nevada Crystal, Nye County Crystal, Ontario Crystal, Wisconsin Crystal, WI Crystal, North Dakota Crystal, ND Crystal, Minnesota Crystal, NM Crystal, New Mexico Crystal, Nevada