crossover Meaning, Definition & Usage

1. noun the interchange of sections between pairing homologous chromosomes during the prophase of meiosis
   crossing over.
   
2. noun a voter who is registered as a member of one political party but who votes in the primary of another party
   crossover voter.
   
3. noun the appropriation of a new style (especially in popular music) by combining elements of different genres in order to appeal to a wider audience
   
   • a jazz-classical crossover album
4. noun a path (often marked) where something (as a street or railroad) can be crossed to get from one side to the other
   crossing; crosswalk.
   

WordNet