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Insulant - Meaning, Definition & English Examples

An insulant is a material that reduces or prevents the transfer of heat, electricity, or sound. It is commonly used in buildings, wiring, and appliances to improve energy efficiency and safety.

insulant

/ˈɪnsələnt/ /ˈɪnsjʊlənt/

Definition:

A material that reduces heat, sound, or electricity transmission.

Synonyms:

insulator, barrier, padding, lining

Part of Speech:

noun

Antonyms:

conductor, transmitter

Common Collocations:

thermal insulant, sound insulant, electrical insulant, foam insulant, fiberglass insulant

Derivatives:

insulation, insulating

Usage Tips:

Use "insulant" to describe materials that block energy transfer; often paired with thermal or sound applications.

Common Phrases:

thermal insulant layer, sound insulant barrier, electrical insulant coating

Etymology:

Derived from Latin "insulare" (to make into an island), referring to isolation of energy or sound.

Examples:

  • 1. The attic was lined with thick foam insulant to keep the house warm.
  • 2. Fiberglass insulant is commonly used in walls to reduce noise pollution.
  • 3. The electrician wrapped the wires in a rubber insulant for safety.
  • 4. A good thermal insulant can significantly lower heating costs in winter.

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