from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A device for measuring the work capacity of a muscle or group of muscles during contraction.
from the GNU version of the Collaborative International Dictionary of English
- n. An instrument for measuring and recording the work done by a single muscle or set of muscles, the rate of fatigue, etc.
from The Century Dictionary and Cyclopedia
- n. An instrument for recording muscular work; a recording dynamometer or ergometer: used especially in the study of muscular fatigue.
Greek ergon, work; see werg- in Indo-European roots + -graph.(American Heritage® Dictionary of the English Language, Fourth Edition)