Etymology

neurofeedback

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Today it means: The presentation of realtime feedback on brainwave activity, as measured by sensors on the scalp, sometimes offered as a means of therapy. Full definition →

English feedback ← Middle English bak ← Old English bæc
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The story

  1. Proto-Indo-European*(s)neh₁-
  2. Proto-Indo-European*snéh₁wr̥
  3. Ancient Greekνεῦρον (neûron)
  4. Ancient Greekνευρο- (neuro-)
  5. Englishneuro-
  6. Englishfeed
  7. Proto-Indo-European*bʰeg-der.?
  8. Proto-Germanic*baką
  9. Proto-West Germanic*bak
  10. Old Englishbæc
  11. Middle Englishbak
  12. Englishback
  13. Englishfeedback
  14. English todayneurofeedback

From neuro- + feedback.

Etymology from Wiktionary, CC BY-SA 4.0.