intersection Meaning, Definition & Usage

  1. noun a point where lines intersect
    intersection point; point of intersection.
  2. noun a junction where one street or road crosses another
    crossing; crossroad; carrefour; crossway.
  3. noun a point or set of points common to two or more geometric configurations
  4. noun the set of elements common to two or more sets
    product; Cartesian product.
    • the set of red hats is the intersection of the set of hats and the set of red things
  5. noun a representation of common ground between theories or phenomena
    convergence; overlap.
    • there was no overlap between their proposals
  6. noun the act of intersecting (as joining by causing your path to intersect your target's path)

WordNet

In`ter*sec"tion noun
Etymology
L. intersectio: cf. F. intersection.
Definitions
  1. The act, state, or place of intersecting.
  2. (Geom.) The point or line in which one line or surface cuts another.

Webster 1913