Where does “vectorcardiography” come from?

vectorcardiography (English) comes from English cardiography, from English -graphy, from French -graphie, from Latin -graphia, from Ancient Greek γράφω, from Proto-Hellenic grəpʰō, from Proto-Indo-European gerbʰ-, from Proto-Indo-European ger- — to turn, bend, twist, wind; to tie, bind...

vectorcardiography (English): A method of recording the magnitude and direction...

Definitions

  1. A method of recording the magnitude and direction...

Ancestry of “vectorcardiography”, step by step

vectorcardiography traces back through two separate lines of ancestry.

via English cardiography

StepLanguageWordMeaning
1EnglishcardiographyThe graphic recording of the movement, or other...
2English-graphySomething written or otherwise represented in the...
3French-graphie-graphy
4Latin-graphia-graphy
5Ancient Greekγράφωto scratch, cut into; to draw, sketch, paint; to...
6Proto-Hellenicgrəpʰōto scratch, cut or carve into
7Proto-Indo-Europeangerbʰ-to carve
8Proto-Indo-Europeanger-to turn, bend, twist, wind; to tie, bind...

via English vector

StepLanguageWordMeaning
1EnglishvectorA directed quantity, one with both magnitude and...
2Latinvectorbearer, carrier; passenger; first-person singular...
3Latin-tor-er
4Proto-Italic-tōrForms agent nouns to verb stems
5Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
6Proto-Indo-European-tor-s
Every word from Proto-Indo-European ger-