Faraday(redirected from Picofaraday)
Also found in: Dictionary, Thesaurus, Medical.
a subsidiary unit used in electrochemistry to denote a quantity of electricity. The faraday was named after M. Faraday. As of 1973, 1 faraday = (9.648456 ± 0.000027) × 104 coulombs; that is, 1 faraday is equal to the same number of coulombs as there are coulombs per mole in the Faraday constant.