Etymology

echophenomenon

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Today it means: Any of a group of automatic imitative actions performed without explicit awareness of the individual, including echolalia, echopraxia, echographia and so forth. Full definition →

English phenomenon ← Late Latin phaenomenon ← Ancient Greek φαινόμενον (phainómenon)
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The story

  1. Proto-Indo-European*sweh₂gʰ-
  2. Proto-Hellenic*wākʰā́
  3. Ancient Greekἠχή (ēkhḗ)
  4. Ancient Greekἠχώ (ēkhṓ)
  5. Englishecho-
  6. Proto-Indo-European*bʰeh₂-
  7. Proto-Indo-European*bʰh₂nyéti
  8. Proto-Hellenic*pʰáňňō
  9. Ancient Greekφαίνω (phaínō)
  10. Ancient Greekφαινόμενον (phainómenon)
  11. Late Latinphaenomenon
  12. Englishphenomenon
  13. English todayechophenomenon

From echo- + phenomenon.

Etymology from Wiktionary, CC BY-SA 4.0.