Noun: isinglass 'I-zin,glãs
- Any of various minerals consisting of hydrous silicates of aluminium or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leaves; used as dielectrics because of their resistance to electricity
"isinglass sheets were once used as windows in stoves due to their heat resistance";
- mica
- A gelatin obtained from fish air bladders, used for clarifying wine and beer
"The brewer added isinglass to help clear the beer"
Derived forms: isinglasses
Type of: mineral, translucent substance, transparent substance
Encyclopedia: Isinglass