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unisonous

or u·nis·o·nal, u·nis·o·nant

[yoo-nis-uh-nuh s]
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adjective
  1. being in unison.

Origin of unisonous

1775–85; < Medieval Latin ūnison(us) (see unison) + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for unisonous

Historical Examples

  • The unisonous quality of octaves is easily explained when we examine the “harmonic series” of upper partials (see Sound).

    Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 1

    Various