# Dictionary Definition

intersection

### Noun

1 a point where lines intersect [syn: intersection
point, point
of intersection]

2 a junction where one street or road crosses
another [syn: crossroad, crossway, crossing, carrefour]

3 a point or set of points common to two or more
geometric configurations

4 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" [syn: product, cartesian
product]

5 a representation of common ground between
theories or phenomena; "there was no overlap between their
proposals" [syn: overlap, convergence]

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

# User Contributed Dictionary

#### Related terms

#### Translations

junction of two or more paths, etc

- Czech: křižovatka
- Danish: kryds
- Finnish: risteys
- Japanese: 交差点 (こうさてん, kousaten)
- Polish: skrzyżowanie
- Romanian: intersecţie
- Swedish: korsning

in geometry

- Danish: skæring , skæringspunkt
- Finnish: leikkauspiste
- Hebrew: חיתוך
- Japanese: 交点(こうてん, kouten)
- Polish: punkt przecięcia
- Romanian: intersecţie
- Swedish: skärning

in set theory

- Chinese: 交集
- Czech: průnik
- Danish: fællesmængde
- Dutch: doorsnede
- Esperanto: komunaĵo
- Estonian: ühisosa, lõige
- Finnish: leikkaus
- French: intersection
- German: Durchschnitt
- Hebrew: חיתוך
- Italian: intersezione
- Japanese: 積集合(せきしゅうごう, sekishūgou)
- Polish: przekrój
- Romanian: intersecţie
- Russian: пересечение множеств
- Swedish: snitt
- Ukrainian: перетин множин

- ttbc Slovak: križovatka f (1), priesečník (2), prienik (3)
- ttbc Portuguese: intersecção f

### See also

# Extensive Definition

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

- Intersection (road), a place where two roads meet (line-line intersection)
- Intersection (aviation), a virtual navigational fix

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 box set released by Bruce Hornsby.

Intersect redirects here. It may refer to:

- an intelligence database that is the central plot device in the TV series Chuck.

intersection in German:
Mengenlehre#Schnittmenge

intersection in French: Intersection

intersection in Ido: Interseko

intersection in Dutch: Doorsnede

# Synonyms, Antonyms and Related Words

access,
accord, accordance, affinity, agreement, aisle, alley, ambulatory, aperture, arcade, artery, assent, avenue, carrefour, channel, chiasma, chorus, cloister, cloverleaf, coherence, coincidence, colonnade, communication, compatibility, concert, concord, concordance, conduit, conformance, conformation, conformity, congeniality, congruence, congruency, congruity, connection, consistency, consonance, consort, cooperation, correspondence, corridor, covered way, cross
section, crossing,
crosspoint, crossroad, crosswalk, crossway, cruciation, decussation, defile, equivalence, exit, ferry, flyover, ford, gallery, grade crossing,
harmony, inlet, interchange, intercrossing, intersecting, junction, lane, level crossing, oneness, opening, outlet, overcrossing, overlap, overpass, parallelism, pass, passage, passageway, peace, portico, railroad tunnel,
rapport, rotary, self-consistency,
symmetry, sync, synchronism, tally, timing, traffic circle, traject, trajet, transection, transversion, traversal, tunnel, undercrossing, underpass, uniformity, union, unison, unisonance, viaduct