Etymology

hydrotherapy

H4Y4D2R1O1T1H4E1R1A1P3Y4

Today it means: Any of various techniques that use water, either externally or internally, for the treatment of disease and for the soothing of pain. Full definition →

English therapy ← New Latin therapīa ← Ancient Greek θεραπεία (therapeía)
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The story

  1. Proto-Indo-European*wed-
  2. Proto-Indo-European*wódr̥
  3. Proto-Hellenic*údōr
  4. Ancient Greekῡ̆̔́δωρ (hū̆́dōr)
  5. Ancient Greekῠ̔δρο- (hŭdro-)
  6. Englishhydro-
  7. Proto-Indo-European*treb-der.?
  8. Ancient Greekθερᾰ́πων (therắpōn)
  9. Ancient Greekθεραπεύω (therapeúō)
  10. Ancient Greekθεραπεία (therapeía)
  11. New Latintherapīa
  12. Englishtherapy
  13. English todayhydrotherapy

From hydro- + therapy.

Etymology from Wiktionary, CC BY-SA 4.0.