eudiometer
Concise Oxford English Dictionary © 2008 Oxford University Press:
eudiometer /ˌjuːdɪˈɒmɪtə/
▶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 during chemical reactions.
– derivatives
eudiometric adjective,
eudiometrical adjective,
eudiometry noun.
eudiometric adjective,
eudiometrical adjective,
eudiometry noun.
– origin C18 (denoting an instrument used to measure amounts of oxygen, thought to be greater in fine weather): from Gk eudios ‘clear, fine’ (weather), from eu ‘well’ + dios ‘heavenly’.
'eudiometer' also found in these Oxford entries:
