monophonic

/ˌmɑnəˈfɑnɪk/
adjective
  1. Relating to sound reproduction or transmission using a single channel; not stereo.
    • Monophonic audio is simpler but lacks the depth of stereo.
    • The recording was monophonic, so the music came from a single source.
    • Old radios often have monophonic sound, with only one speaker.
  2. In music, consisting of a single melodic line without harmony or accompaniment.
    • Gregorian chant is a classic example of monophonic music.
    • The singer performed a monophonic melody without any instruments.
    • Early medieval music was mostly monophonic, with everyone singing the same notes.
Synonyms
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