4-8-4+4-8-4s

A form of 4-8-4+4-8-4 — Under the Whyte notation system, a Garratt steam locomotive that is articulated in three parts, with a boiler mounted on the centre frame, and two steam engines mounted in opposite directions on separate frames, one on each end of the boiler, and each engine having a 4-8-4 wheel configuration.

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Meanings

noun
  1. pluralplural of 4-8-4+4-8-4
Cite this entry
APA

4-8-4+4-8-4s. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/4-8-4%2B4-8-4s

MLA

“4-8-4+4-8-4s.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/4-8-4%2B4-8-4s. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “4-8-4+4-8-4s,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/4-8-4%2B4-8-4s.

Source: 4-8-4+4-8-4s on Wiktionary, CC BY-SA 4.0.