crossover

• POS: Noun
• HYPHEN: cross=o=ver

CIDE DICTIONARY

crossover, n. 

•  the interchange of sections between pairing homologous chromosomes during the prophase of meiosis.  [WordNet 1.5]
•  a structure, such as a bridge, bearing a path for crossing over a river or highway.  [PJC]
•  votes from members of one political party cast for candidates of another party; -- called also crossover vote; as, there was a high crossover in this election.  [PJC]
•  a member of one political party who votes for a candidate of another party; -- called also crossover voter.  [PJC]
•  a U-shaped section of pipe which serves to pass one pipeline over another which is directly in its path.  [PJC]

OXFORD DICTIONARY

crossover, n. & adj.
--n. a point or place of crossing from one side to the other.
--adj. having a crossover.