intersection

(noun) a point where lines intersect. Synonyms: intersection point, point of intersection.

(noun) a junction where one street or road crosses another. Synonyms: crossroad, crossway, crossing, carrefour.

(noun) a point or set of points common to two or more geometric configurations.

(noun) the set of elements common to two or more sets. Synonyms: product, Cartesian product. Example: "The set of red hats is the intersection of the set of hats and the set of red things."

(noun) a representation of common ground between theories or phenomena. Synonyms: overlap, convergence. Example: "There was no overlap between their proposals."

(noun) the act of intersecting (as joining by causing your path to intersect your target's path).