Word.ws English Dictionary

4-4-6-4

4-4-6-4 noun: under the Whyte notation system, a duplex steam locomotive that has four leading wheels in a leading truck followed by four coupled driving wheels, a second set with six coupled driving wheels, and four trailing wheels in a trailing truck.

Noun

4-4-6-4 (plural 4-4-6-4s)

  1. Under the Whyte notation system, a duplex steam locomotive that has four leading wheels in a leading truck followed by four coupled driving wheels, a second set with six coupled driving wheels, and four trailing wheels in a trailing truck.

Forms of 4-4-6-4

plural4-4-6-4s

Questions about 4-4-6-4

What does 4-4-6-4 mean?
4-4-6-4 means under the Whyte notation system, a duplex steam locomotive that has four leading wheels in a leading truck followed by four coupled driving wheels, a second set with six coupled driving wheels, and four trailing wheels in a trailing truck.
What part of speech is 4-4-6-4?
4-4-6-4 is a noun.
What is the plural of 4-4-6-4?
The plural of 4-4-6-4 is 4-4-6-4s.

Words near 4-4-6-4 in the dictionary

  1. 4-4-2s
  2. 4-4-4
  3. 4-4-4-4
  4. 4-4-4-4s
  5. 4-4-4s
  6. 4-4-6-4
  7. 4-4-6-4s
  8. 4-5-1
  9. 4-6-0
  10. 4-6-0s
  11. 4-6-2

Source and license

Adapted from Wiktionary: 4-4-6-4 (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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