'Derailment' definitions:

Definition of 'derailment'

(from WordNet)
noun
An accident in which a train runs off its track

Definition of 'Derailment'

From: GCIDE
  • Derailment \De*rail"ment\, n. The act of going off, or the state of being off, the rails of a railroad. [1913 Webster]

Words containing 'Derailment'