单词	electromotive force
释义	electromotive force noun elec·​tro·​mo·​tive force i-ˌlek-trō-ˌmō-tiv-  -trə- : something that moves or tends to move electricity especially : the apparent force that drives a current around an electrical circuit and that is equivalent to the potential difference between the terminals of the circuit Word History First Known Use 1824, in the meaning defined above Medical Definition electromotive force noun elec·​tro·​mo·​tive force i-ˌlek-trō-ˌmōt-iv-, -trə-  : something that moves or tends to move electricity : the potential difference derived from an electrical source (as a cell or generator) per unit quantity of electricity passing through the source
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