Etymology

photoresistor

P3H4O1T1O1R1E1S1I1S1T1O1R1

Today it means: An electronic component whose resistance is inversely proportional to the intensity of incident light. Full definition →

English resistor ← Middle English resisten ← Anglo-Norman resister
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The story

  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. Proto-Italic*wre-
  9. Latinre-
  10. Proto-Indo-European*steh₂-
  11. Proto-Indo-European*stísteh₂ti
  12. Proto-Italic*sistō
  13. Latinsistō
  14. Latinresistere
  15. Anglo-Normanresister
  16. Middle Englishresisten
  17. Englishresist
  18. Englishresistor
  19. English todayphotoresistor

From photo- + resistor.

Etymology from Wiktionary, CC BY-SA 4.0.