anode

noun an·ode \ ˈa-ˌnōd \

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

anodic

play \a-ˈnä-dik\ or less commonly anodal play \-ˈnō-dᵊl\ adjective

anodically

play \-di-k(ə-)lē\ or less commonly anodally play \-dᵊl-ē\ adverb

Recent Examples of anode from the Web

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.

Origin and Etymology of anode

Greek anodos way up, from ana- + hodos way


ANODE Defined for English Language Learners

anode

noun

Definition of anode for English Language Learners

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


ANODE Defined for Kids

anode

noun an·ode \ ˈa-ˌnōd \

Definition of anode for Students

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 Dictionary

anode

noun an·ode \ ˈan-ˌōd \

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


Seen and Heard

What made you want to look up anode? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

spoken rather than written

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one-green-toy-robot-amidst-many-red-toy-robots
  • Which of these words does not mean "nonsense"?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!