Sci-fi media franchise (4,4)
(Other definitions for star trek that I've seen before include "TV series" , "Science fiction series" , "Enterprise?" , "Extraterrestrial journey" , "Kirk, Spock et al on TV" .)
(Other definitions for startrek that I've seen before include "TV series with Captain Kirk and Mr Spock" , "Kirk, Spock et al on TV" , "Popular sci-fi TV series with Mr Spock" , "Long-running sci-fi series" , "US TV sci-fi series" .)