unisonous

adjective
unis·​o·​nous | \yüˈnisᵊnəs\

Definition of unisonous 

1 : identical in musical pitch : in unison (see unison entry 1)

2 : alike in nature : concordant

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First Known Use of unisonous

1705, in the meaning defined at sense 2

History and Etymology for unisonous

Medieval Latin unisonus

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Dictionary Entries near unisonous

unisonance

unisonant

unisono

unisonous

unissued

unissued stock

unit

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The first known use of unisonous was in 1705

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