unmelodious

from WordNet (r) 3.0 (2006)

unmelodious
    adj 1: not having a musical sound or pleasing tune [syn:
           {tuneless}, {untuneful}, {unmelodious}] [ant:
           {melodious}, {tuneful}]
    2: lacking melody [syn: {unmelodious}, {unmelodic}, {unmusical}]
       [ant: {melodic}, {melodious}, {musical}]

from The Collaborative International Dictionary of English v.0.48

Unmelodious \Unmelodious\
   See {melodious}.

from Moby Thesaurus II by Grady Ward, 1.0

35 Moby Thesaurus words for "unmelodious":
      absonant, atonal, cacophonous, cracked, diaphonic, disconsonant,
      discordant, disharmonic, disharmonious, dissonant, flat, grating,
      harsh, immelodious, inharmonic, inharmonious, musicless,
      nonmelodious, off, off-key, off-tone, out of pitch, out of tone,
      out of tune, raucous, sharp, shrill, sour, strident, tuneless,
      unharmonious, unmusical, untunable, untuned, untuneful

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