HyperDic: free_electron

English > 1 sense of the expression free electron:
NOUNobjectfree electronelectron that is not attached to an atom or ion or molecule but is free to move under the influence of an electric field
English > free electron: 1 sense > noun 1, object
Meaningelectron that is not attached to an atom or ion or molecule but is free to move under the influence of an electric field.
Broaderelectron, negatronAn elementary particle with negative charge

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