light mills

A form of light mill — An airtight glass bulb containing a partial vacuum and a set of vanes, mounted on a spindle, which rotate when exposed to light, providing a quantitative measurement of electromagnetic radiation intensity.

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Meanings

noun
  1. pluralplural of light mill
Cite this entry
APA

light mills. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/light%20mills

MLA

“light mills.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/light%20mills. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “light mills,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/light%20mills.

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