microrespirometer
/ˌmʌɪkrə(ʊ)ˌrɛspɪˈrɒmɪtə/Biology and Medicine
noun
A device used to measure the respiration of microscopic organs or organisms, or which measures respiration on a microscopic scale.
Origin
Early 20th century; earliest use found in Journal of the Chemical Society. From micro- + respirometer, after German Mikrorespirometer.