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Definition of Direct current
1. Noun. An electric current that flows in one direction steadily.
Exact synonyms: Dc, Direct Electric Current
Generic synonyms: Electrical Energy, Electricity
Antonyms: Alternating Current
Generic synonyms: Electrical Energy, Electricity
Antonyms: Alternating Current
Medical Definition of Direct current
1. (DC) Electric current which travels continuously in the same direction over a sustained period of time, contrast with AC (Alternating Current) which oscillates as a function of time. (09 Oct 1997)