headcodes

H4E1A1D2C3O1D2E1S1

A form of headcode — A code used to distinguish classes of train for the benefit of signalmen, formerly by using white oil lamps (or white discs) placed on brackets on the front of the locomotive. The various lamp positions defined the class of train.

Scrabble 16
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

noun
  1. pluralplural of headcode
Cite this entry
APA

headcodes. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/headcodes

MLA

“headcodes.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/headcodes. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “headcodes,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/headcodes.

Source: headcodes on Wiktionary, CC BY-SA 4.0.