Retrograde (music) definition

(1) Of amnesia; affecting time immediately preceding trauma

(2) Moving or directed or tending in a backward direction or contrary to a previous direction

(3) Moving from east to west on the celestial sphere; or--for planets--around the sun in a direction opposite to that of the Earth

(4) Going from better to worse

(5) Get worse or fall back to a previous condition

(6) Go back over

"Retrograde arguments"

(7) Move back

"The glacier retrogrades"

(8) Move in a direction contrary to the usual one

"Retrograding planets"

(9) Move backward in an orbit, of celestial bodies