derail
Pronunciation:
/dəˈɹeɪl/noun
Definitions
A device placed on railway tracks causing a train to derail.
Example: The derail was placed deliberately so that the train would fall into the river.
An instance of diverting a conversation or debate from its original topic.
verb
Definitions
To cause to come off the tracks.
Example: The train was destroyed when it was derailed by the penny.
To come off the tracks.
To deviate from the previous course or direction.
Example: The conversation derailed once James brought up politics.
To cause to deviate from a set course or direction; derange.
Example: The protesting students derailed the professor's lecture.