photocoupler

P3H4O1T1O1C3O1U1P3L1E1R1

noun

An optoisolator.

OriginEnglish coupler ← Ancient Greek φωτο- (phōto-) ← Proto-Hellenic *pʰáwos →
Scrabble 21
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Meanings

nounphotocoupler (plural photocouplers)

plural photocouplers

  1. An optoisolator.

Synonyms & antonyms

Also see
optoisolator

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. Englishcoupler
  9. Englishphotocoupler

From photo- + coupler.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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