Glass Definition

Chemistry Glossary Definition of Glass

These containers are made from borosilicate glass.
These containers are made from borosilicate glass. Andy Sotiriou/Getty Images

Glass Definition:

A glass is an amorphous solid. The term is usually applied to inorganic solids and not to plastics or other organics. Glasses do not have crystalline internal structure. They usually are hard and brittle solids.

Glass Examples:

Borosilicate glass, soda-lime glass, isinglass