Verb

• S: (v) retrograde (move backward in an orbit, of celestial bodies)
• S: (v) retrograde (move in a direction contrary to the usual one) "retrograding planets"
• S: (v) retrograde, retreat (move back) "The glacier retrogrades"
• S: (v) retrograde, rehash, hash over (go back over) "retrograde arguments"
• S: (v) regress, retrograde, retrogress (get worse or fall back to a previous condition)

Adjective

• S: (adj) retrograde (moving from east to west on the celestial sphere; or--for planets--around the sun in a direction opposite to that of the Earth)
• S: (adj) retrograde (of amnesia; affecting time immediately preceding trauma)
• S: (adj) retrograde, retrogressive (going from better to worse)
• S: (adj) retral, retrograde (moving or directed or tending in a backward direction or contrary to a previous direction)