stack light

noun

A column of color-coded electric lights, used to indicate the status of a machine or process.

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Meanings

nounstack light (plural stack lights)

plural stack lights

  1. A column of color-coded electric lights, used to indicate the status of a machine or process.
Cite this entry
APA

stack light. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/stack%20light

MLA

“stack light.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/stack%20light. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “stack light,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/stack%20light.

Source: stack light on Wiktionary, CC BY-SA 4.0.