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 

Examples of anode in a Sentence

Recent Examples on the Web

What Is the Deep Underground Neutrino Experiment? Shining anode plane assemblies dominate this panorama of the 35-ton-capacity prototype cryostat for LBNF/DUNE. —Discover Magazine, 26 Mar. 2025

Boston Metal The key to the success of the recent test that led to the creation of a ton of molten metal is Boston Metal's inert anode which can drive the electrical process in the reactor without degrading. —Michael Franco, New Atlas, 13 Mar. 2025

The quasi-solid-state design also allows for a lithium-metal anode that replaces graphite and carries more energy. —IEEE Spectrum, 12 Mar. 2025

Catch up fast: Lithium-ion batteries consist of an anode, a cathode, and a separator. —Alan Neuhauser, Axios, 9 Dec. 2024

Word History

Etymology

Greek anodos way up, from ana- + hodos way

First Known Use

1834, in the meaning defined at sense 1

Rhymes for anode

• abode
• barcode
• bestowed
• boatload
• borrowed
• carload
• caseload
• cathode
• commode
• corrode
• crossroad
• decode

Kids Definition

anode

noun

an·​ode ˈan-ˌōd 

1

: the positive electrode of an electrolytic cell to which the negative ions are attracted compare cathode

2

: the negative terminal of a battery that is delivering electric current

3

: the electron-collecting electrode of an electron tube

anodic

a-ˈnäd-ik 

adjective

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