adjective pla·gal \ˈplā-gəl\

Definition of plagal

  1. 1 of a church mode :  having the keynote on the fourth scale step — compare authentic 4a

  2. 2 of a cadence :  progressing from the subdominant chord to the tonic — compare authentic 4b

Origin and Etymology of plagal

Medieval Latin plagalis, ultimately from Greek plagios oblique, sideways, from plagos side; akin to Latin plaga net, region, Greek pelagos sea

First Known Use: 1597

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