diesel engine

Thân thiện

A mechanic inspects a large diesel engine in a workshop.

Definition

1. Noun:
   • An internal combustion engine that operates using the Diesel cycle: A type of engine where air is compressed to a high temperature, and fuel (diesel oil) is then injected into this hot, compressed air, causing it to ignite spontaneously without a spark plug.

Usage

• The diesel engine is known for its high efficiency and torque, making it common in trucks, buses, ships, and some cars.
• A key characteristic of a diesel engine is its reliance on compression ignition.

Examples

Advanced Usage

• "diesel-engine" as an attributive noun: Used before another noun to describe something related to or powered by a diesel engine.
  • The diesel-engine generator provided backup power.
• Technical context: Refers specifically to the engine designed by Rudolf Diesel, contrasting with gasoline (petrol) or electric engines.

Variants and Related Words

• Diesel (noun, informal): Often used as a shortened form to refer to the engine itself or to diesel fuel.
  • My car runs on diesel.
• Diesel motor: A less common synonym.
• Compression-ignition engine: A technical term describing the operating principle.

Synonyms

• Oil engine (archaic/technical)
• Compression-ignition engine

Related Phrases/Compounds

• Diesel fuel: The heavy oil burned in a diesel engine.
• Diesel-electric: A drive system where a diesel engine powers an electric generator (e.g., in locomotives).

Học thuật

Noun

1. an internal-combustion engine that burns heavy oil

Từ đồng nghĩa

• diesel
• diesel motor