Definition

1. Noun:
   • A furnace that uses electricity as its heat source: An "electric furnace" is a type of furnace where the heat required for its operation is generated by an electric current, as opposed to burning fuel like gas or oil.

Usage

• An "electric furnace" is used for industrial processes requiring high, controlled temperatures, such as melting metals, heat-treating materials, or manufacturing glass and ceramics.
• It is a compound noun. The term is typically used in technical, industrial, and metallurgical contexts.

Examples

• Noun:
  • The steel mill installed a new electric furnace to reduce its carbon emissions.
  • For precise temperature control in the laboratory, an electric furnace is often preferred.

Advanced Usage

• "Arc furnace": A specific type of electric furnace where heat is generated by an electric arc.
  • The scrap metal was melted in a powerful electric arc furnace.
• "Induction furnace": Another type of electric furnace that uses electromagnetic induction to generate heat.
  • The foundry uses an induction furnace for casting high-quality alloy parts.

Variants and Related Words

• Furnace (n): A general term for an enclosed structure for intense heating.
  • The old house had a coal furnace in the basement.
• Electric arc furnace (EAF) (n): A common industrial electric furnace type.
• Electric heating (n): The broader technology of using electricity to generate heat.

Synonyms

• Electrically heated furnace: A more descriptive synonym.
• Electric kiln: A related term, often used for ceramics and pottery, which is a type of electric furnace.

Related Phrases

• To operate an electric furnace: To run or manage an electric furnace.
  • He is trained to operate the large electric furnace safely.
• Electric furnace technology: Refers to the engineering and methods behind these furnaces.
  • Advances in electric furnace technology have improved energy efficiency.

Notes

• "Electric furnace" is a fixed technical term. Its meaning is specific and does not commonly spawn idioms or phrasal verbs in everyday language. Its usage is almost entirely confined to scientific, engineering, and industrial descriptions.

Noun

1. any furnace in which the heat is provided by an electric current