derailment

[dee-reyl-muhnt]

noun

1. the act or process of derailing.

2. Psychiatry.,  loosening of associations.

Word History and Origins

Origin of derailment¹

1940–45; derail + -ment, or < French déraillement

Example Sentences

The derailment has also hit TransPennine Express services, which use the West Coast Mainline.

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The derailment has also hit TransPennine Express services which use the West Coast Mainline.

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An investigation into the Lisbon funicular crash will publish its first report on Monday into the causes of the derailment, which killed 16 people in early September.

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The brakeman tried to apply emergency brakes but failed to prevent the derailment, The cause of the crash remains unknown.

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The brakeman tried to apply emergency brakes but failed to prevent the derailment, the investigators added.

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