[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; "the set of red hats is the intersection of the set of hats and the set of red things" Synonyms:product, cartesian product
[noun] a representation of common ground between theories or phenomena; "there was no overlap between their proposals" Synonyms:overlap, convergence
[noun] the act of intersecting (as joining by causing your path to intersect your target's path)