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The Collaborative International Dictionary
Unipolar stimulation

Unipolar \U`ni*po"lar\, a. [Uni- + polar.]

  1. (Physics) Having, or acting by means of, one pole only.

  2. (Anat.) Having but one pole or process; -- applied to those ganglionic nerve cells which have but one radiating process; -- opposed to multipolar.

    Unipolar induction (Elec.), induction, as in a conducting circuit, by only one pole of a magnet.

    Unipolar stimulation (Physiol.), the simulation sometimes produced when one electrode of an induction apparatus is applied to a nerve; -- called also unipolar induction action.
    --Du Bois-Reymond.