- designating a mode having a range about a fifth above and a fifth below a control note
- designating a cadence with the subdominant chord immediately preceding the tonic chord, as in the amen of a religious hymn
Origin of plagalMedieval Latin plagalis ; from plaga, plagal mode ; from Medieval Greek plagios, plagal (in Gr, oblique, slanting) ; from Classical Greek plagos, a side, akin to pelagos, the sea: see pelagic
Origin of plagalMedieval Latin plag&amacron;lis, from plaga, plagal mode, from plagius, plagal, from Medieval Greek plagios (&emacron;khos), plagal (mode), from Greek, oblique, from plagos, side; see pl&amacron;k-1 in Indo-European roots.
(comparative more plagal, superlative most plagal)