alethoscopes

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A form of alethoscope — An instrument, invented in the 1860s, for viewing magnified pictures by means of a single lens inside a box. By varying the intensity of the light, the same picture can be shown as "daytime" or "nighttime".

Scrabble 19
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Meanings

noun
  1. pluralplural of alethoscope
Cite this entry
APA

alethoscopes. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/alethoscopes

MLA

“alethoscopes.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/alethoscopes. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “alethoscopes,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/alethoscopes.

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