Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class III. Words Relating to Matter
Section III. Organic Matter
2. Sensation
(iii) Musical Sounds

414. Discord.

   NOUN:DISCORD, discordance; dissonance, cacophony, want of harmony, caterwauling; harshness [See Stridor]; charivari, shivaree [dial., U. S.], racket; consecutive fifths.
  [CONFUSED SOUNDS] Babel, pandemonium; Dutch concert, cat’s concert, marrowbones and cleavers [all colloq.].
   VERB:BE DISCORDANT &c. adj.; jar (sound harshly) [See Stridor]; shivaree [dial., U. S.].
   ADJECTIVE:DISCORDANT, dissonant, absonant; out of tune, tuneless; unmusical, untunable; immelodious, unmelodious, unharmonious, inharmonious, unsweet [rare], singsong; cacophonous; harsh [See Stridor]; jarring.
  1. Like sweet bells jangled, out of tune and harsh.—Hamlet
  2. Chromatic tortures soon shall drive them hence.—Pope