noun (n)

• traveling across(noun.act)

  source: wordnet30
• a shallow area in a stream that can be forded(noun.object)

  Synonym:
  ford
  

  source: wordnet30
• a point where two lines (paths or arcs etc.) intersect(noun.location)

  source: wordnet30
• a junction where one street or road crosses another(noun.artifact)

  Synonym:
  carrefour, crossroad, crossway, intersection
  

  source: wordnet30
• a path (often marked) where something (as a street or railroad) can be crossed to get from one side to the other(noun.artifact)

  Synonym:
  crossover, crosswalk
  

  source: wordnet30
• (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids(noun.act)

  Synonym:
  cross, crossbreeding, hybridisation, hybridization, hybridizing, interbreeding
  

  source: wordnet30
• a voyage across a body of water (usually across the Atlantic Ocean)(noun.act)

  source: wordnet30
• The act by which anything is crossed; as, the crossing of the ocean.(noun)

  source: webster1913