Rutherford(redirected from Rutherford, Dame Margaret)
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Rutherford(rŭth`ərfərd), borough (1990 pop. 17,790), Bergen co., NE N.J., a residential suburb of the New York City–N New Jersey metropolitan area; inc. 1881. Several pre-Revolutionary houses remain there.
a subsidiary unit of the activity of nuclides (radioactive isotopes) in radioactive samples and sources. The rutherford was named in honor of E. Rutherford. Its symbol is Rd. The rutherford is defined as the activity of any nuclide equal to 106 disintegrations of the given nuclide per second. One curie = 3.700 × 104 Rd. The rutherford was proposed in 1946 but has not been widely accepted; it is practically unused.