Etymology

borohydride

B3O1R1O1H4Y4D2R1I1D2E1

Today it means: The anion and very strong reducing agent BH₄⁻. Full definition →

English hydride ← Proto-Indo-European *dʰeh₁- ← Ancient Greek ῠ̔δρο- (hŭdro-)
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The story

  1. Middle Persian*bōrag
  2. Arabicبَوْرَق (bawraq)
  3. Medieval Latinborax
  4. Anglo-Normanboreis
  5. Middle Englishboras
  6. Englishborax
  7. Englishboro-
  8. Proto-Indo-European*wed-
  9. Proto-Indo-European*wódr̥
  10. Proto-Hellenic*údōr
  11. Ancient Greekῡ̆̔́δωρ (hū̆́dōr)
  12. Ancient Greekῠ̔δρο- (hŭdro-)
  13. Englishhydro-
  14. Proto-Indo-European*dʰeh₁-
  15. Englishhydride
  16. English todayborohydride

From boro- + hydride.

Etymology from Wiktionary, CC BY-SA 4.0.