Meanings
nounAldis lamp (plural Aldis lamps)
plural Aldis lamps
- A type of signal lamp, a visual signalling device used to transmit messages, typically in Morse code.
Origin
After its British inventor, Arthur Cyril Webb Aldis (1878–1953).
Full word history & related roots →Cite this entry
APA
Aldis lamp. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Aldis%20lamp
MLA
“Aldis lamp.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Aldis%20lamp. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “Aldis lamp,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Aldis%20lamp.
Source: Aldis lamp on Wiktionary, CC BY-SA 4.0.