photometrograph

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noun

An instrument for recording the amount of daylight.

Scrabble 28
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Meanings

nounphotometrograph (plural photometrographs)

plural photometrographs

  1. historicalAn instrument for recording the amount of daylight.

Origin

From photo- + metro- + -graph.

Full word history & related roots →
Cite this entry
APA

photometrograph. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/photometrograph

MLA

“photometrograph.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/photometrograph. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “photometrograph,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/photometrograph.

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