
1) French word used in English 2) Misadventure 3) Mischance 4) Mishap 5) Mishap on the IRT 6) Result of a bad jump
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https://www.crosswordclues.com/clue/derailment

A derailment is said to take place when a train runs off its track. Although many derailments are minor, all result in temporary disruption of the proper operation of the railway system, and they are potentially seriously hazardous to human health and safety. In the nineteenth century derailments were commonplace, but progressively improved safety...
Found on
http://en.wikipedia.org/wiki/Derailment
[thought disorder] In psychiatry, derailment (also loosening of association, asyndesis, asyndetic thinking, knight`s move thinking, or entgleisen) is a thought disorder characterized by discourse consisting of a sequence of unrelated or only remotely related ideas. The frame of reference often changes from one sentence to the next. In a mil...
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http://en.wikipedia.org/wiki/Derailment_(thought_disorder)

• (n.) The act of going off, or the state of being off, the rails of a railroad.
Found on
http://thinkexist.com/dictionary/meaning/derailment/

A symptom of a thought disorder in which one constantly gets 'off the track' in his thoughts and speech; similar to loosening of association. ... (05 Mar 2000) ...
Found on
http://www.encyclo.co.uk/local/20973

(de-rāl´ment) disordered thought or speech characteristic of schizophrenia and marked by constant jumping around from one topic to another before the first is fully realized, the topics often being clearly but indirectly related or unrelated.
Found on
http://www.encyclo.co.uk/local/21001

A pattern of speech in which a persons ideas slip off one track onto another that is completely unre
Found on
http://www.encyclo.co.uk/local/22394
De·rail'ment noun The act of going off, or the state of being off, the rails of a railroad.
Found on
http://www.encyclo.co.uk/webster/D/42

Type: Term Pronunciation: dē-rāl′ment Definitions: 1. A symptom of a thought disorder in which one constantly gets 'off the track' in one's thoughts and speech; similar to loosening of association.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=23858

[
n] - an accident in which a train runs off its track
Found on
http://www.webdictionary.co.uk/definition.php?query=derailment
noun an accident in which a train runs off its track
Found on
https://www.encyclo.co.uk/local/20974

the act or process of derailing. · See
Found on
https://www.infoplease.com/dictionary/derailment
No exact match found.