See Also: potentiometer(medicine)
potentiometer(dictionary)

potentiometer (iou)



potentiometer noun. L19.
[from POTENTIAL + -OMETER.]
A device for measuring potential difference or an electromotive force by balancing it against a variable potential difference of known value produced by passing a known (usu. fixed) current through a known (usu. variable) resistance. L19.
A voltage divider which is regulated by varying a resistance. Also loosely, a rheostat. E20.
potentio'metric adjective of, pertaining to, or by means of a potentiometer or potentiometry E20.
potentio'metrically adverb E20.
potentiometry noun the use of potentiometers, esp. in chemical analysis M20.