Definition of respirometer in English:



  • 1Biology
    A device that measures the rate of consumption of oxygen by a living organism or organic system.

    ‘The inability of ARPE-Rho 0 cells to respire was confirmed by oxygen consumption analysis in a respirometer.’
    • ‘We used an open-circuit respirometer to determine resting metabolic rates of 17 wintering dunlins captured on Tomales Bay.’
    • ‘Four respirometer chambers were run in parallel, interfaced with a computer for data acquisition and analysis.’
    • ‘Birds were placed in respirometers between 1500 and 1600 h. Oxygen consumption and T b were recorded from 1600 to 0700 h the following morning, after which birds were returned to their cages and fed.’
    • ‘Oxygen consumption, an estimation of the rate of metabolism, was measured in bats submitted to different ambient temperatures, under dim light, using an open-air flow respirometer.’
    1. 1.1Medicine An instrument for measuring the air capacity of the lungs.
      ‘Other instruments developed from this time also included the Wright respirometer, still in use in anaesthetics.’
      • ‘Exhaled volumes were measured at the y connector using a respirometer, with an accuracy of [+ or -] 2% at a continuous flow of 16 L / min, and [+ or -] 5 to 10% at 60 L / min.’
      • ‘Between uses on different patients, portable respirometers and ventilator thermometers should be sterilized or subjected to high-level disinfection.’



/ˌrespəˈrämədər/ /ˌrɛspəˈrɑmədər/