derail

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derail

Chiefly US a device designed to make rolling stock or locomotives leave the rails to avoid a collision or accident
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

derail

[dē′rāl]
(engineering)
To cause a railroad car or engine to run off the rails.
A device to guide railway cars or engines off the tracks to avoid collision or other accident.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Earlier, railway minister Mamata Banerjee said the derailment followed a blast apparently triggered by Maoists who are observing a 'black week'.
Occasionally, substantial property losses occur from derailments on insureds' tracks during routine movement of rail cars.
Passenger Sean O'Toole from Sandymount said the derailment wasn't a big deal.
The report says all these factors contributed to the derailment and that any single factor would not have caused the derailment.
The second event occurred at noon, approximately 30 minutes after the train derailment. The actors seized a fast-food restaurant and held the occupants hostage.
The cause of the derailment is being investigated but vandalism is not suspected.
The similarities among professionals who make managerial transitions, the dynamics of derailment in corporate environments, and the reasons for derailment of physician managers strongly suggest that strategies used to develop executives in corporations might be useful for physicians in managerial tracks.
LAHORE -- Struggling for expediting procedure to begin work on over $8 billion Main Line-1 (ML-1) under the China-Pakistan Economic Corridor (CPEC), Pakistan Railways immediately wants approval of the finance ministry to use Rs2.368 billion - seed money allocated for completing feasibility study and initiating other preparatory works to connect Azad Jammu and Kashmir with the national rail network - for rehabilitation of track in southern Sindh, especially the Sukkur division (existing main line) keeping in view the increasing derailments.
HYDERABAD -- The Karachi bound Zakriya Express narrowly escaped from disaster following derailment of locomotive, power van and a coach near Kotri Railway Junction Tuesday morning.
The site of Thursday's coal train derailment in Sparta has been cleaned up and police no longer have the area barricaded from the public, Sparta Police Chief Sean Lukes said Friday morning.
Summary: Patna (Bihar) [India], Feb 3 (ANI): Prime Minister Narendra Modi expressed condolences over the loss of lives due to the derailment of Seemanchal Express near Sahadai Buzurg on Sunday.
21) deadly derailment of a Puyuma Express train that claimed the lives of 18 and injured 210 in Taiwan's Yilan County, the issuing of false statements about the driver, and under the pressure of public opinion, have led Taiwan Railways Administration (TRA) Director-General Lu Chieh-shen to tender his resignation today.