Dictionary

anode

noun an·ode \ˈa-ˌnōd\

: the part of an electrical device (such as a battery) from which electrons leave

Full Definition of ANODE

1
:  the electrode of an electrochemical cell at which oxidation occurs: as
a :  the positive terminal of an electrolytic cell
b :  the negative terminal of a galvanic cell
2
:  the electron-collecting electrode of an electron tube; broadly :  the positive electrode of a diode — compare cathode
an·od·ic \a-ˈnä-dik\ also an·od·al \-ˈnō-dəl\ adjective
an·od·i·cal·ly \-di-k(ə-)lē\ also an·od·al·ly \-dəl-ē\ adverb

Origin of ANODE

Greek anodos way up, from ana- + hodos way
First Known Use: 1834

anode

noun an·ode \ˈan-ˌōd\   (Medical Dictionary)

Medical Definition of ANODE

1
:  the electrode of an electrochemical cell at which oxidation occurs: as a :  the positive terminal of an electrolytic cell b :  the negative terminal of a storage battery that is delivering current
2
:  the electron-collecting electrode of an electron tube—compare cathode

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