railbus
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railbus
(ˈreɪlˌbʌs)n
1. (Railways) a bus-like vehicle for use on railway lines
2. (Railways) a train that operates locally and as frequently as a bus
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014