Where does “心電図” come from?

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

心電図 (Japanese): an electrocardiogram

Definitions

  1. an electrocardiogram

Ancestry of “心電図”, step by step

心電図 traces back through 3 separate lines of ancestry.

via Japanese 心

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

via Japanese 図

StepLanguageWordMeaning
1Japanese図diagram, figure, illustration
2Middle Chinese圖—

via Japanese 電

StepLanguageWordMeaning
1Japanese電lightning
2Middle Chinese電—
Every word from Proto-Japonic *kəkərə →Every word from Old Japanese 心 →Every word from Japanese 心 →