dissonance

noun

dis·​so·​nance ˈdi-sə-nən(t)s 

1

a

: lack of agreement

the dissonance between the truth and what people want to believe

especially : inconsistency between the beliefs one holds or between one's actions and one's beliefs compare cognitive dissonance

b

: an instance of such inconsistency or disagreement

The mingling of bitter comedy and stark tragedy produces sharp dissonances …

—F. B. Millett

2

: a mingling of sounds that strike the ear harshly : a mingling of discordant sounds

especially, music : a clashing or unresolved musical interval or chord

Synonyms of dissonance

• discord
• friction
• discordance
• strife
• conflict
• discordancy
• war
• schism
• warfare
• dissent

Examples of dissonance in a Sentence

the dissonance between what we are told and what we see with our own eyes

Recent Examples on the Web

The dissonance is reflected in the gap between the confident pronouncements of Chinese leaders — aimed at an international audience — and their domestic anxieties. — Andy Browne, semafor.com, 21 July 2026

Behind him, band co-founder Paul Leary, bent over his electric guitar, is going for maximum dissonance. — Steve Appleford, SPIN, 20 July 2026

The first sequence plays out with breathtaking suspense, the second with wrenching tragedy; the difference is calibrated by the composer Ludwig Göransson, whose score pulses with mournful dissonance and martial fury. — Justin Chang, New Yorker, 17 July 2026

Her full-length works often feature people, especially women, holding their ground and deviating from societal expectations, which creates dissonance between their internal and external worlds. — Sky Davis, Christian Science Monitor, 13 July 2026

Word History

Etymology

see dissonant

First Known Use

15th century, in the meaning defined at sense 1a

Phrases Containing dissonance

• cognitive dissonance

Kids Definition

dissonance

noun

dis·​so·​nance ˈdis-ə-nən(t)s 

: an unpleasant combination of musical sounds

Medical Definition

dissonance

noun

dis·​so·​nance ˈdis-ə-nən(t)s 

: inconsistency between the beliefs one holds or between one's actions and one's beliefs see cognitive dissonance