photophysics

P3H4O1T1O1P3H4Y4S1I1C3S1

noun

The physics of light, especially of its interaction with matter.

OriginEnglish physics ← Ancient Greek φωτο- (phōto-) ← Proto-Hellenic *pʰáwos →
RareScrabble 27
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Meanings

nounphotophysics (uncountable)
  1. uncountablenatural sciencesThe physics of light, especially of its interaction with matter.

Origin

  1. Proto-Indo-European*bʰeh₂-
  2. Proto-Indo-European*bʰéh₂os
  3. Proto-Hellenic*pʰáwos
  4. Ancient Greekφᾰ́ος (phắos)
  5. Ancient Greekφῶς (phôs)
  6. Ancient Greekφωτο- (phōto-)
  7. Englishphoto-
  8. Englishphysics
  9. Englishphotophysics

From photo- + physics.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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