Electro-motive force

from The Collaborative International Dictionary of English v.0.48
Electro-motive \E*lec`tro-mo"tive\, a.
   Producing electro-motion; producing, or tending to produce,
   electricity or an electric current; causing electrical action
   or effects.
   [1913 Webster]

   {Electro-motive force} (Physics), the force which produces,
      or tends to produce, electricity, or an electric current;
      sometimes used to express the degree of electrification as
      equivalent to potential, or more properly difference of
      potential.
      [1913 Webster]
    
from The Collaborative International Dictionary of English v.0.48
E M F \E. M. F.\ (Physics)
   An abbreviation for {electro-motive force}.
   [Webster 1913 Suppl.]
    

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