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

Related Noun(s):crosswalk

Category: Objects

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

Related Noun(s):crossover voter

Category: People

3.Definition: 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"

Category: General

4.Definition: the interchange of sections between pairing homologous chromosomes during the prophase of meiosis

Category: General