eudiometer
/ˌjuːdɪˈɒmɪtə(r)/noun
- Chemistry a graduated glass tube in which mixtures of gases can be made to react by an electric spark, used to measure changes in volume of gases during chemical reactions【化】量气管。
派生词
eudiometric
adjectiveeudiometrical
adjectiveeudiometry
noun词源
late 18th cent. （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'.