anode

noun
an·​ode | \ ˈa-ˌnōd How to pronounce anode (audio) \

Definition of anode

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

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Other Words from anode

anodic \ a-​ˈnä-​dik How to pronounce anodic (audio) \ or less commonly anodal \ a-​ˈnō-​dᵊl How to pronounce anodal (audio) \ adjective
anodically \ a-​ˈnō-​di-​k(ə-​)lē How to pronounce anodically (audio) \ or less commonly anodally \ a-​ˈnō-​dᵊl-​ē How to pronounce anodally (audio) \ adverb

Examples of anode in a Sentence

Recent Examples on the Web Musk focused on the two materials used in a battery’s electrodes (the anode and the cathode, where the cell gets its energy). James Frith, Bloomberg.com, "More Silicon, Less Cobalt Is Musk’s Recipe for Cheaper Batteries," 25 Sep. 2020 When a lithium-ion battery is charging, lithium ions flow to the anode, displacing electrons and creating an electric charge. Daniel Oberhaus, Wired, "Where Was the Battery at Tesla’s Battery Day?," 22 Sep. 2020 Silicon, the most abundant material on Earth, is increasingly being used in the anode. James Frith, Bloomberg.com, "More Silicon, Less Cobalt Is Musk’s Recipe for Cheaper Batteries," 25 Sep. 2020 New chemistries for both the anode and cathode were discussed—both would break new ground. Scott K. Johnson, Ars Technica, "Here’s what Tesla will put in its new batteries," 24 Sep. 2020 From there, the lithium ions move between the anode and cathode to recharge or give off energy. Courtney Linder, Popular Mechanics, "Elon Musk Finally Reveals His Grand Plans to Revolutionize the Battery," 24 Sep. 2020 Safely incorporating silicon into an anode typically requires nanoengineering the cathode components in ways that contain the swelling. Daniel Oberhaus, Wired, "Where Was the Battery at Tesla’s Battery Day?," 22 Sep. 2020 Water molecules split at the anode into oxygen and positively charged hydrogen ions. Katherine Blunt, WSJ, "Utilities Look to Green Hydrogen to Cut Carbon Emissions," 5 Sep. 2020 Reactions on the cathode side convert one of the salts into the other, but reactions on the anode side consume both salts without regenerating either. Scott K. Johnson, Ars Technica, "Tesla research partnership progresses on new battery chemistry," 14 Aug. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'anode.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of anode

1834, in the meaning defined at sense 1

History and Etymology for anode

Greek anodos way up, from ana- + hodos way

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Time Traveler for anode

Time Traveler

The first known use of anode was in 1834

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Statistics for anode

Last Updated

18 Oct 2020

Cite this Entry

“Anode.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anode. Accessed 24 Oct. 2020.

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More Definitions for anode

anode

noun
How to pronounce anode (audio)

English Language Learners Definition of anode

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

anode

noun
an·​ode | \ ˈa-ˌnōd How to pronounce anode (audio) \

Kids Definition of anode

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

anode

noun
an·​ode | \ ˈan-ˌōd How to pronounce anode (audio) \

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

More from Merriam-Webster on anode

Nglish: Translation of anode for Spanish Speakers

Britannica.com: Encyclopedia article about anode

Comments on anode

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