crossover

noun

1. the interchange of sections between pairing homologous chromosomes during the prophase of meiosis

   noun.process

   Synonyms crossing over

   Source: WordNet 3.0

2. a voter who is registered as a member of one political party but who votes in the primary of another party

   noun.person

   Synonyms crossover voter

   Source: WordNet 3.0

3. the appropriation of a new style (especially in popular music) by combining elements of different genres in order to appeal to a wider audience

   noun.communication

   Examples

   A jazz-classical crossover album.

   Source: WordNet 3.0

4. a path (often marked) where something (as a street or railroad) can be crossed to get from one side to the other

   noun.artifact

   Synonyms crossing crosswalk

   Source: WordNet 3.0