underfriction

From Wiktionary, the free dictionary
Jump to navigation Jump to search
A user has added this entry to requests for verification(+)
If it cannot be verified that this term meets our attestation criteria, it will be deleted. Feel free to edit this entry as normal, but do not remove {{rfv}} until the request has been resolved.

English[edit]

English Wikipedia has an article on:
Wikipedia

Etymology[edit]

under- +‎ friction

Noun[edit]

underfriction (uncountable)

  1. A device to prevent a rollercoaster train from jumping off the track while in violent motion.