D defs.my
Entry 1 sense Webster, 1913

Ergometer

· Er·gom·e·ter · IPA /ɝːˈɡɑː.mə.t̬ɚ/
01 n. A device for measuring, or an instrument for indicating, energy expended or work done; a dynamometer.
  1. 1.
    A device for measuring, or an instrument for indicating, energy expended or work done; a dynamometer.(Physics)