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anode

Pronunciation: an′ōd

Definition:

  1. The positive pole of a galvanic battery or the electrode connected with it; an electrode toward which negatively charged ions (anions) migrate (in electrophoresis); a positively charged electrode.
  2. The portion, usually made of tungsten, of an x-ray tube from which x-rays are released by bombardment by cathode rays (electrons).

Synonym(s): positive electrode

[G. anodos, a way up, fr. ana, up, + hodos, a way]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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