pilot engine
Definition
- Noun:
- A locomotive that precedes a train to check the track: A "pilot engine" is a separate locomotive that travels ahead of the main train to ensure the railway line is clear, safe, and in good condition.
Usage Examples
- Noun:
- The railway company sent a pilot engine ahead of the express train due to the risk of landslides.
- Before the presidential train proceeded, a pilot engine checked the entire route for obstructions.
Advanced Usage
- Historical/Operational Context: The use of a pilot engine was more common in the past, especially for important or high-priority trains, to mitigate the risks of track defects or sabotage.
- In the early 20th century, a pilot engine was often deployed for royal trains.
Variants and Related Words
- Pilot (noun): In a broader rail context, this can refer to a crew member or a guiding vehicle, but it is distinct from the specific compound term "pilot engine."
- Pilot train (noun): A similar concept, sometimes used interchangeably, though it may imply a train with passengers rather than just a locomotive.
Synonyms
- Pathfinder engine: A locomotive that clears or checks the path.
- Inspection locomotive: A locomotive used for examining the track.
Related Phrases/Idioms
Noun
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a locomotive that precedes a train to check the track
