insulator

A noun referring to a material, such as glass or porcelain, that has very low electrical or thermal conductivity and is used to prevent the flow of electricity or heat.

• 🇩🇪Substantiv für einen Stoff wie Glas oder Porzellan, der Elektrizität oder Wärme sehr schlecht leitet und dazu dient, den Fluss von Strom oder Wärme zu verhindern.

1. Electrical insulator B2 formal technical

   A material that resists the flow of electric current, used to separate conductors and prevent accidental contact.

   • Rubber is a common insulator used for electrical wiring.
   • The power lines are supported by glass insulators.
   • Ceramic insulators prevent electricity from leaking to the ground.

   🇩🇪Elektrischer Isolator

   Synonyme: dielectricnonconductor

   Antonyme: conductor

2. Thermal insulator B2 formal technical

   A material that reduces the transfer of heat, used to maintain temperature differences.

   • Fiberglass is an effective thermal insulator for homes.
   • The vacuum flask uses a double wall as a thermal insulator.
   • Wool is a natural thermal insulator that keeps you warm.

   🇩🇪Wärmedämmstoff

   Synonyme: insulantinsulationlagging

   Antonyme: conductor

• insulators plural form
• insulators' possessive plural form
• insulator's possessive singular form