Etymology

semiconductor

sem·i·con·duc·tor
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Today it means: A substance with electrical properties intermediate between a good conductor and a good insulator. Full definition →

English conductor ← Latin sēmi- ← Proto-Indo-European *sēmi
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The story

  1. Proto-Indo-European*sem-
  2. Proto-Indo-European*sēmi
  3. Latinsēmi-
  4. Englishsemi-
  5. Englishconductor
  6. English todaysemiconductor

From semi- + conductor.

Etymology from Wiktionary, CC BY-SA 4.0.