Intersection

Intersection has various meanings in different contexts:

• In mathematics and geometry
  • Intersection (set theory), the set of elements common to some collection of sets.
  • Line-line intersection
  • Line-plane intersection
  • Line–sphere intersection
  • Intersection of a polyhedron with a line
  • Line segment intersection
  • Intersection theory (mathematics)
• Intersection (road), a place where two roads meet (line-line intersection)
• Intersection (aviation), a virtual navigational fix
• Intersection (land navigation), a method of obtaining a fix on an unknown position from two mapped points
• Intersectionality, a sociological theory about categorizations (e.g. ethnicity, gender, and religion) and the way those categorizations interact
• Constructive solid geometry, Boolean Intersection is one of the ways of combining 2D/3D shapes

Intersection may also refer to:

• Intersection (film), a 1994 remake of the French film Les Choses de la vie.
• An element in the reality TV series The Amazing Race. It requires two teams to join together and complete tasks as a newly conjoined team until further notice.
• Intersections (1985–2005), a 2006 music CD box set released by Bruce Hornsby.
• Intersection, 53rd World Science Fiction Convention, held in Glasgow, Scotland, in 1995
• Intersections (album), a 2009 album by Dave House

Intersect redirects here. It may refer to:

• Intersect (SQL), a set operator in SQL
• The Intersect, an intelligence database that is the central plot device in the TV series Chuck