gauge changeable train; free-gauge train
Wasei-eigo term for a train that can adjust its wheel gauge to run on different track widths, notably the Gauge Change Train (GCT) technology developed in Japan.
wasei-eigo (Japanese-coined English), from free-gauge
The free-gauge train can run on both Shinkansen and conventional lines.
Variant with interpunct; less common but seen in some contexts.
Wasei-eigo from English 'free' + 'gauge', referring to a train that can change its wheel gauge to operate on different track widths.