Word Study
anode
CIDE DICTIONARY
anode, n. [Gr. up + way.].
The positive pole of an electric battery, or more strictly the electrode by which the current enters the electrolyte on its way to the other pole; -- opposed to cathode . [1913 Webster]
OXFORD DICTIONARY
anode, n. Electr.
1 the positive electrode in an electrolytic cell or electronic valve or tube.
2 the negative terminal of a primary cell such as a battery (opp. CATHODE).
1 the positive electrode in an electrolytic cell or electronic valve or tube.
2 the negative terminal of a primary cell such as a battery (opp. CATHODE).
Idiom
anode ray a beam of particles emitted from the anode of a high-vacuum tube.
Derivative
anodal adj. anodic adj.
Etymology
Gk anodos way up f. ana up + hodos way
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