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Medical Dictionary

circuit

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noun cir·cuit \ˈsər-kət\

Medical Definition of circuit

  1. 1:  the complete path of an electric current including usually the source of electric energy

  2. 2:  a neuronal pathway of the brain along which electrical and chemical signals travel <… the neurons in this brain circuit communicate using the chemical messenger dopamine.—Helen Fisher, The Wall Street Journal, 13 Feb. 2004>





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