Etymology

diselenium

D2I1S1E1L1E1N1I1U1M3

Today it means: Two selenium atoms in a compound Full definition →

English selenium ← Latin di- ← Ancient Greek δῐ- (dĭ-)
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The story

  1. Proto-Indo-European*dwóh₁
  2. Proto-Indo-European*dwi-
  3. Proto-Hellenic*dwi-
  4. Ancient Greekδῐ- (dĭ-)
  5. Latindi-
  6. Englishdi-
  7. Englishselenium
  8. English todaydiselenium

From di- + selenium.

Etymology from Wiktionary, CC BY-SA 4.0.