Where does “心電計” come from?

心電計 (Japanese) comes from Japanese 心, from Old Japanese 心, from Proto-Japonic *kəkərə — heart.

心電計 (Japanese): an electrocardiograph

Definitions

  1. an electrocardiograph

Ancestry of “心電計”, step by step

心電計 traces back through 3 separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesemind, heart, spirit, soul; thoughts, ideas;...
2Old Japaneseheart, mind, spirit; emotion, feeling; heart,...
3Proto-Japonic*kəkərəheart

via Japanese

StepLanguageWordMeaning
1Japaneselightning
2Middle Chinese

via Japanese

StepLanguageWordMeaning
1Japaneseplan, total; -meter
2Middle Chinese
Every word from Proto-Japonic *kəkərəEvery word from Old Japanese Every word from Japanese
心電計 — Etymology, Origin & Word History | Etymology Explorer