To relaunch means to launch again.
Relaunch may also refer to:
Relaunch (horse) (1976–1996), an American Thoroughbred racehorse and sire "Relaunch" / "Irrational Sheet Music" (; 2021), episode 11 of anime series Godzilla Singular Point "Re-Launch" (2012), episode 1 of season 2 of American television sitcom New Girl