Retrograde
Retrograde may refer to:

Film and television
Retrograde (2004 film), a film by Christopher Kulikowski
Retrograde (2022 film), a documentary film by Matthew Heineman
Retrograde (TV series), a 2020 Australian television comedy series

Medicine and science
Retrograde amnesia, a loss of memory-access to past events
Retrograde ejaculation, the redirection of ejaculated semen into the urinary bladder
Retrograde metamorphism, the recrystallization of rocks under decreasing pressure and/or temperature
Retrograde motion, an orbit in the opposite direction of the rotation of the central mass or most other satellites
Retrograde signaling, the process where a signal travels backwards from a target source to its original source
Apparent retrograde motion, the apparent motion of planets as observed from a particular vantage point

Music and entertainment
Retrograde (album), a 2016 album by Crown the Empire
Retrograde (Dinah Jane song), a 2019 single by Dinah Jane
Retrograde (James Blake song), a 2013 single from the album Overgrown
Retrograde (music), the playing back of a passage of notes
Retrograde (Pearl Jam song), a 2019 single by American rock band Pearl Jam
Retrograde inversion, a type of musical permutation
Retro/Grade, a video game developed by 24 Caret Games

Other uses
Retrograde analysis, in chess problems
Reverse dictionary, sometimes called retrograde dictionary

See also
Retrogradation, a landward change in position of the front of a river delta with time
Retrogradation (starch), the gelatinization of starch when the amylose and amylopectin chains realign themselves