bi-mode

English

Etymology

From bi- +‎ mode.

Adjective

bi-mode (not comparable)

1. alternative form of bimode

   Synonym: dual-mode

   • 2019 October, “Azumas to Lincoln in October”, in Modern Railways, page 14:

     The company will introduce four additional return weekday services from this date, operated by five-car Class 800/2 bi-mode units, running under electric power from London to Newark and then switching to diesel.

   • 2022 November 30, Paul Bigland, “Destination Oban: a Sunday in Scotland”, in RAIL, number 971, page 75:

     Watching the world go by is so much fun that I have to tear myself away to catch my next service - LNER's 'Highland Chieftain' worked by a bi-mode Class 800 Azuma, [...].

Noun

bi-mode (plural bi-modes)

1. (rail transport) a bi-mode multiple unit which can operate either as a normal electric train or as a diesel-electric train (on unelectrified track), with the power coming from diesel generators.
   • 2019 October, Tony Miles, Philip Sherratt, “EMR kicks off new era”, in Modern Railways, page 54:

     The EMR [East Midlands Railway] bi-modes will be able to run at 125mph in diesel mode, matching Meridian performance, in a step-up from the capabilities of the existing 80x units in service with other franchises.

References

• British Rail Class 800 on Wikipedia.Wikipedia