• Webster's Revised Unabridged Dictionary
    • n Rheotome (Elec) An instrument which periodically or otherwise interrupts an electric current.
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Century Dictionary and Cyclopedia
    • n rheotome A device by means of which an electric circuit can be periodically interrupted; an interrupter.
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Chambers's Twentieth Century Dictionary
    • n Rheotome rē′ō-tōm a means by which an electric current can be periodically interrupted.
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Webster's Revised Unabridged Dictionary
Gr. "rei^n to flow + te`mnein to cut
Chambers's Twentieth Century Dictionary
Gr. rhein, to flow, temnein, to cut.


In literature:

April 26, 1872 131,334 Rheotomes or Circuit Directors .
"Edison, His Life and Inventions" by Frank Lewis Dyer and Thomas Commerford Martin
An assistant priest turned a wheel that moved a screw point toward the spring of the rheotome.
"The Goddess of Atvatabar" by William R. Bradshaw