Bible Dictionaries
Permulator

Webster's Dictionary

(n.) A special form of rotary converter with stationary commutator and rotating brushes, in which the exciting field is induced by the alternating current in a short-circuited magnetic core instead of being produced by an external magnet.

Bibliography Information
Webster, Noah. Entry for 'Permulator'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​p/permulator.html. 1828.