anode
noun
an·ode ˈa-ˌnōd 
1
: the electrode of an electrochemical cell at which oxidation occurs: such 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
anodic
a-ˈnä-dik
adjective or less commonly anodal
a-ˈnō-dᵊl
anodically
a-ˈnō-di-k(ə-)lē
adverb or less commonly anodally
a-ˈnō-dᵊl-ē
Example Sentences
Recent Examples on the Web For instance, in your common household alkaline battery, the positive electrode (the cathode) is made of manganese oxide and the negative electrode (or anode) is made of the trace mineral zinc. 
Miriam Fauzia, Popular Mechanics, 8 Sep. 2022 Graphite One hopes to create a U.S. supply chain for the anode portion of lithium-ion batteries, a major component of the battery. Alex Demarban, Anchorage Daily News, 5 Sep. 2022 And aged batteries are even more prone to accidents and fires, as dendrites grow and threaten to bridge the anode and cathode in a battery. Kevin Purdy, Ars Technica, 1 Sep. 2022 The company intends to start making anode and cathode components at a U.S. plant for 100 GWh of batteries by 2025, or enough for over 1 million electric vehicles annually. Alan Ohnsman, Forbes, 21 June 2022 As the current gets more intense, those ions can’t get inside the thick anode material fast enough. Gregory Barber, Wired, 9 Feb. 2022 The new Cellforce battery cells will use silicon as the anode material that will help increase the battery’s power density by reducing the battery’s internal resistance. Greg Gardner, Forbes, 21 June 2021 After trying hundreds of formulations for the different components, the scientists settled on a graphite ink to make the cathode, a zinc ink for the anode and salt-infused paper to create the electrolyte. Anna Blaustein, Scientific American, 29 July 2022 As a result of the lack of carbon on the anode surfaces and the fact that LTO is free of these oxides, the battery chemistry is effectively immune to thermal runaway and battery fires. Jamie Hailstone, Forbes, 19 July 2022 See More
Miriam Fauzia, Popular Mechanics, 8 Sep. 2022 Graphite One hopes to create a U.S. supply chain for the anode portion of lithium-ion batteries, a major component of the battery. Alex Demarban, Anchorage Daily News, 5 Sep. 2022 And aged batteries are even more prone to accidents and fires, as dendrites grow and threaten to bridge the anode and cathode in a battery. Kevin Purdy, Ars Technica, 1 Sep. 2022 The company intends to start making anode and cathode components at a U.S. plant for 100 GWh of batteries by 2025, or enough for over 1 million electric vehicles annually. Alan Ohnsman, Forbes, 21 June 2022 As the current gets more intense, those ions can’t get inside the thick anode material fast enough. Gregory Barber, Wired, 9 Feb. 2022 The new Cellforce battery cells will use silicon as the anode material that will help increase the battery’s power density by reducing the battery’s internal resistance. Greg Gardner, Forbes, 21 June 2021 After trying hundreds of formulations for the different components, the scientists settled on a graphite ink to make the cathode, a zinc ink for the anode and salt-infused paper to create the electrolyte. Anna Blaustein, Scientific American, 29 July 2022 As a result of the lack of carbon on the anode surfaces and the fact that LTO is free of these oxides, the battery chemistry is effectively immune to thermal runaway and battery fires. Jamie Hailstone, Forbes, 19 July 2022 See More Word History
Etymology
Greek anodos way up, from ana- + hodos way
First Known Use
1834, in the meaning defined at sense 1
Kids Definition
anode
noun
an·ode ˈa-ˌnōd
1
: the positive electrode of an electrolytic cell
2
: the negative end of a battery that is delivering electric current
3
: the electron-collecting electrode of an electron tube
Medical Definition
anode
noun
an·ode ˈan-ˌōd
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