crossing in WordNet English dictionary

1. a junction where one street or road crosses another
   intersection  crossroad  crossway  crossing  carrefour 
   
2. (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids
   hybridization  hybridisation  crossbreeding  crossing  cross  interbreeding  hybridizing 
   
3. a voyage across a body of water (usually across the Atlantic Ocean)
   crossing 
   
4. traveling across
   crossing 
   
5. a path (often marked) where something (as a street or railroad) can be crossed to get from one side to the other
   crossing  crosswalk  crossover 
   
6. a point where two lines (paths or arcs etc.) intersect
   crossing 
   
7. a shallow area in a stream that can be forded
   ford  crossing