- Only some of his inventions are discussed (not the eudiometer or the electrical pistol), and almost no room is dedicated to Volta's nonelectrical studies.
Late 18th century (denoting an instrument used to measure amounts of oxygen, thought to be greater in fine weather): from Greek eudios 'clear, fine' (weather), from eu 'well' + dios 'heavenly'.
Definition of eudiometer in:
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