spin–off 
/ˈspɪnˌɑ:f/ noun
plural spin–offs /ˈspɪnˌɑ:f/ noun [count] 1 : a television program, movie, book, etc., that is based on characters from another television program, movie, book, etc.
▪ a spin-off of a hit TV show ▪ The comic book is a spin-off of the movie. 2 : a new company created by a large company
▪ companies that are spin-offs of large corporations 3 : something useful that results from work done to produce something else
▪ spin-offs [=by-products] of space research — see also spin off at 1spin
▪ a spin-off of a hit TV show ▪ The comic book is a spin-off of the movie.
▪ companies that are spin-offs of large corporations
▪ spin-offs [=by-products] of space research — see also spin off at 1spin
