unisonous

or u·nis·o·nal, u·nis·o·nant

[ yoo-nis-uh-nuhs ]

adjective

1. being in unison.

Word History and Origins

Origin of unisonous¹

1775–85; < Medieval Latin ūnison ( us ) ( unison ) + -ous

Example Sentences

And the poet avows his confidence that somewhen Good will praise God unisonous with Power.

From Project Gutenberg

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

From Project Gutenberg