The Collaborative International Dictionary
Rheomotor
Rheomotor \Rhe"o*mo`tor\ (r[=e]"[-o]*m[=o]*t[~e]r), n. [Gr. "rei^n to flow + E. motor.] (Elec.) Any apparatus by which an electrical current is originated.
Wiktionary
rheomotor
n. Any apparatus that originates an electric current.