DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   potentiometer
       n 1: a measuring instrument for measuring direct current
            electromotive forces
       2: a resistor with three terminals, the third being an
          adjustable center terminal; used to adjust voltages in radios
          and TV sets [syn: potentiometer, pot]