Word.ws English Dictionary

tri-mode

tri-mode adjective: of a train or locomotive: Designed to operate on electricity on electrified lines, or diesel-electric power (from a diesel generator) or battery power on non-electrified lines.

Adjective

tri-mode (not comparable)

  1. Of a train or locomotive: Designed to operate on electricity on electrified lines, or diesel-electric power (from a diesel generator) or battery power on non-electrified lines.
    • Testing of a five-car Hitachi Class 802/0 tri-mode unit will begin in 2022, and the train could be in traffic the following year. It is expected the train will save more than 20% of fuel on Great Western Railway's London Paddington-Penzance route. The plan is for the '802' to use battery power in...2020 December 30, Richard Clinnick, “Network News: Hitachi targets 2022 for testing of tri-mode trains”, in Rail, page 12

Origin of tri-mode

From tri- + mode.

Questions about tri-mode

What does tri-mode mean?
Tri-mode means of a train or locomotive: Designed to operate on electricity on electrified lines, or diesel-electric power (from a diesel generator) or battery power on non-electrified lines.
What part of speech is tri-mode?
Tri-mode is an adjective.

Words near tri-mode in the dictionary

  1. tri-focused
  2. tri-fold
  3. tri-level
  4. tri-meet
  5. tri-meets
  6. tri-mode
  7. tri-omni
  8. tri-organizational
  9. tri-oval
  10. tri-pane
  11. tri-perspectivalism

Source and license

Adapted from Wiktionary: tri-mode (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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