Etymology

vectorcardiography

Today it means: A method of recording the magnitude and direction of the electrical forces generated by the heart by means of a continuous series of vectors that form curving lines around a central point. Full definition →

English cardiography ← Ancient Greek γραφή (graphḗ) ← Proto-Hellenic *grə́pʰō
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The story

  1. Proto-Indo-European*weǵʰ-
  2. Proto-Indo-European*wéǵʰeti
  3. Proto-Italic*weɣō
  4. Latinvehō
  5. Latinvector
  6. Englishvector
  7. Proto-Indo-European*ḱerd-
  8. Proto-Indo-European*ḱḗr
  9. Proto-Indo-European*ḱr̥díyeh₂
  10. Proto-Hellenic*kərdíyā
  11. Ancient Greekκαρδία (kardía)
  12. Englishcardio-
  13. Proto-Indo-European*gerbʰ-
  14. Proto-Hellenic*grə́pʰō
  15. Ancient Greekγρᾰ́φω (grắphō)
  16. Ancient Greekγραφή (graphḗ)
  17. Englishcardiography
  18. English todayvectorcardiography

From vector + cardiography.

Etymology from Wiktionary, CC BY-SA 4.0.