Meaning of the word derail in English

What does derail mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

derail

US /ˌdiːˈreɪl/

UK /ˌdiːˈreɪl/

cause (a train or tram) to leave its tracks accidentally

Example:

•

The heavy snow caused the train to derail.

•

An investigation is underway to determine why the train derailed.

Synonym:

run off the rails leave the tracks

prevent (a plan or process) from continuing as intended

Example:

•

His sudden resignation threatened to derail the entire project.

•

Don't let minor setbacks derail your progress.

Synonym:

disrupt thwart frustrate sabotage impede

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