noun. Jarring, discordant sound; dissonance.

noun. The use of harsh or discordant sounds in literary composition, as for poetic effect.

noun. A combination of discordant sounds; specifically, in rhetoric, a faulty choice or arrangement of words, producing inharmonious or discordant combinations of sounds, or too great frequency of such combinations as are for any reason unpleasant to the ear; also, the uncouth or disagreeable sound so produced: the opposite of euphony.

noun. In pathology, a depraved voice; an altered state of the voice.

noun. An uncouth or disagreeable sound of words, owing to the concurrence of harsh letters or syllables.

noun. A combination of discordant sounds.

noun. An unhealthy state of the voice.

noun. A mix of discordant sounds; dissonance.

noun. a loud harsh or strident noise

noun. loud confusing disagreeable sounds

"On one side was Andrew Keen, author of The Cult of the Amateur, railing against what he called the cacophony of Web 2.0 and the calamitous effects of user-generated content on our culture."

euphony  harmony  

cacophonous  dissonance  harmony  

cacophonic  

dissonance  noise  

babble  bedlam  bellow  blare  chorus  

Babel  Gothicism  agitation  atonalism  atonality