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