rail grinder (English, noun)
expansion: rail grinder (plural rail grinders)
Senses:
topics: rail-transport
railways
transport
glosses: A rail maintenance vehicle used to restore the profile and remove irregularities, such as corrugations, from worn tracks to extend their life, and to improve the ride of trains using the track.
Forms:
form: rail grinders
tags: plural
form: railgrinder
tags: alternative