Dainamo (kutoka neno la Kiingereza: "dynamo" lenye asili katika Kigiriki "δύναμις", maana yake nguvu au uwezo) ni kifaa cha kielektroni ambacho kinazalisha nishati ya umeme, kwa mfano kikizungushwa na gurudumu la baiskeli. Williams, L. Pearce, “Michael Faraday,” p. 296-298, Da Capo series, New York, N.Y. (1965). "Experimental Researches in Electricity," Vol. 1, Series I (Nov. 1831); footnote for Art. 79, p. 23, 'Ampère's Inductive Results,' Michael Faraday, D.C.L, F.R.S.; Reprinted From The Philosophical Transactions Of 1846-1852, with other Electrical Papers from the Proceedings of the Royal Institution and Philosophical Magazine, Richard Taylor and William Francis, Printers and Publishers to the University of London, Red Lion Court, Fleet Str., London, England (1855). Wikimedia Commons ina media kuhusu: Dainamo Makala hii kuhusu teknolojia ni fupi mno. Unaweza kuipanua kwa kusaidia Wikipedia kuongezea habari juu yake.