The root of "dissonant" is the Latin verb sonare. Can you guess what "sonare" means? Here's a hint: some related derivatives are "sonata," "supersonic," and "resonance." Does it sound to you as if "sonare" has something to do with sound? If so, you're right. In fact, sonare means "to sound, is related to the Latin noun sonus (meaning "sound"), and is an ancestor of the English word sound. "Dissonant" includes the negative prefix dis-. What is "dissonant," therefore, sounds inharmonic, conflicting, or clashing.
a dissonant chorus of noises arose from the busy construction site
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The contrast of the narrative established by the plates is comparable to jazz music, with its rhythm and repetition broken up by unexpected and sometimes dissonant improvisations, the Art Institute said.—Adam Harrington, CBS News, 3 Feb. 2026 That film, which starred Stanfield alongside Tessa Thompson, established Riley as a filmmaker unafraid to blend satire with surreal, often dissonant ideas.—Kennedy French, Variety, 27 Jan. 2026 But when the orchestra encounters a complex jazz composition with conflicting time signatures, dissonant harmonies or sections requiring improvisation, the musicians need greater coordination.—Ricky J. Sethi, The Conversation, 26 Jan. 2026 That album steered far clear of folkloric kitsch, preferring dissonant frequencies and minimalist arrangements.—Philip Sherburne, Pitchfork, 7 Jan. 2026 See All Example Sentences for dissonant
Word History
Etymology
Middle English dissonaunte, from Latin dissonant-, dissonans, present participle of dissonare to be discordant, from dis- + sonare to sound — more at sound entry 1