Word.ws English Dictionary

1Co-Co1

1Co-Co1 noun: a wheel arrangement for diesel-electric locomotives signifying that a locomotive has eight axles on two bogies, six axles are powered by electric motors, with one outer axle on each bogie unpowered.

1co-co1: a wheel arrangement for diesel-electric locomotives signifying that a locomotive has eight axles on...
Image: nottsexminer, CC BY-SA 2.0, via Wikimedia Commons

Noun

1Co-Co1 (plural 1Co-Co1s)

  1. A wheel arrangement for diesel-electric locomotives signifying that a locomotive has eight axles on two bogies, six axles are powered by electric motors, with one outer axle on each bogie unpowered.
    • Thus, in the diesel-electric Type 4 range, B.R. have progressed from the early 2,000-2,300 h.p. 1Co-Co1s of 130-140 tons to the latest Brush/Sulzer 2,750 h.p. Co-Co of about 114 tons weight; [...].1963 January, G. Freeman Allen, “Why B.R. are dropping high-power diesel-hydraulics”, in Modern Railways, page 25

Forms of 1Co-Co1

plural1Co-Co1s

Questions about 1Co-Co1

What does 1Co-Co1 mean?
1Co-Co1 means a wheel arrangement for diesel-electric locomotives signifying that a locomotive has eight axles on two bogies, six axles are powered by electric motors, with one outer axle on each bogie unpowered.
What part of speech is 1Co-Co1?
1Co-Co1 is a noun.
What is the plural of 1Co-Co1?
The plural of 1Co-Co1 is 1Co-Co1s.

Words near 1Co-Co1 in the dictionary

  1. 1BH
  2. 1BHs
  3. 1Bs
  4. 1CC
  5. 1CCs
  6. 1Co-Co1
  7. 1Co-Co1s
  8. 1d
  9. 1der
  10. 1dered
  11. 1derful

Source and license

Adapted from Wiktionary: 1Co-Co1 (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.

Last updated:

Cite this entry: “1Co-Co1.” Word.ws, https://word.ws/1co-co1. Based on Wiktionary, CC BY-SA 4.0.