dynamo-
an element, derived from Gr. δύναµις ‘power, force’, used to form combinations and derivative words, as dynamo-eˈlectric a., pertaining to current (formerly called dynamic) electricity; also, pertaining to the conversion of dynamical into electrical energy, as in dynamo-electric machine, dynamo-electricmachinery: see next. Cf. also dynamo-metamorphism.
| 1882 Deschanel's Nat. Phil. (ed. 6) 795 Machines constructed on this principle [that of Siemens and Wheatstone] are called dynamo-electric. |