The word “Cathode” was coined in 1834 and taken from the Greek κάθοδος (kathodos), which means ‘descent’ or ‘way down’. Naturally “Anode” means to rise. Knowing this one might ask if the word Cathode has a relationship with the words “Catholic” and “Cathedral”? If so, we are talking about energy. Faraday used the words “East” (more...)