discord

UK: /ˈdɪskɔː^rd/ US: /ˈdɪskɔrd/ ,(n. dis′kôrd; v. dis kôrd′)

WordReference Random House Learner's Dictionary of American English © 2025

dis•cord /ˈdɪskɔrd/   n. 

1. lack of concord or harmony between persons or things:
   [uncountable] The couple split up after years of discord.
2. Music and Dance an inharmonious combination of musical tones sounded together:
   [countable] the discords in his music.

dis•cord•ant, adj. See -cord-.

WordReference Random House Unabridged Dictionary of American English © 2025

dis•cord  (n. dis′kôrd;v. dis kôrd′), n. 

1. lack of concord or harmony between persons or things:
   marital discord.
2. disagreement;
   difference of opinion.
3. strife;
   dispute;
   war.
4. Music and Dance an inharmonious combination of musical tones sounded together.
5. any confused or harsh noise;
   dissonance.

v.i. 

6. to disagree;
   be at variance.

• Latin discordāre derivative of discord-, as above
• Anglo-French, Old French descorder
• Latin discordia, derivative of discord- (stem of discors) discordant (dis- dis-¹ + cord-, stem of cors heart); (verb, verbal) Middle English discorden
• Anglo-French; Old French descort (derivative of descorder), descorde
• (noun, nominal) Middle English descorde, discorde 1200–50

Synonyms

• 1. –3. conflict, struggle, controversy, antagonism, argument, contention, quarreling.

Collins Concise English Dictionary © HarperCollins Publishers::

discord noun / ˈdɪskɔːd/

1. lack of agreement of harmony; strife
2. harsh confused mingling of sounds
3. a combination of musical notes containing one or more dissonant intervals
   See dissonance3, concord4

verb / dɪsˈkɔːd/

1. (intransitive) to disagree; clash

Etymology: 13th Century: from Old French descort, from descorder to disagree, from Latin discordāre, from discors at variance, from dis-¹ + cor heart