photojunction

P3H4O1T1O1J8U1N1C3T1I1O1N1

noun

A nuclear battery in which a phosphor is irradiated by a radioactive material; a silicon junction converts the emitted light into electricity.

OriginEnglish junction ← Ancient Greek φωτο- (phōto-) ← Proto-Hellenic *pʰáwos →
Scrabble 27
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounphotojunction (plural photojunctions)

plural photojunctions

  1. A nuclear battery in which a phosphor is irradiated by a radioactive material; a silicon junction converts the emitted light into electricity.

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. Englishjunction
  9. Englishphotojunction

From photo- + junction.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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