Wiktionary
a. Not melodic.
WordNet
adj. lacking melody [syn: unmelodious, unmusical] [ant: melodious]
Usage examples of "unmelodic".
Instead she preferred songs which to me were unmelodic and unrewarding, though she seemed to be amassing a fair-sized reputation with them among people who enjoyed that sort of thing.
That pounding, frenetic, unmelodic heavy-metal rock was a collection of monotonous chords and even more monotonous atonal rims, so soul-less and mind-numbing that it might have been the music produced by a civilization of intelligent machines long after man had passed from the face of the earth.
His harsh and unmelodic voice, his brilliance at the filibuster and harangue, his blind determination to bring Caesar down, had all contributed to his legend.
In place of her beautiful, throaty tones the room filled with an excruciatingly harsh, unmelodic gargling noise.
Through them, the unmelodic sound of Frau Else screaming at her sons came out to join the other noises in the alley.
It sounded so odd and unmelodic that Sheridan had to bite back a smile for fear of hurting his feelings, and even then he seemed to sense her bewildered amusement.