Noun

(en noun)

The junction of two (or more) paths, streets, highways, or other thoroughfares.

(geometry) The point or set of points common to two geometrical objects (such as the point where two lines meet or the line where two planes intersect).

(set theory) The set containing all the elements that are common to two or more sets.

(sports) The element where two or more straight lines of synchronized skaters pass through each other.[http://www.isu.org/vsite/vcontent/content/transnews/0,10869,4844-128590-19728-18885-295370-3787-4771-layout160-129898-news-item,00.html]

Noun

(en noun)

Connection or association; the condition of being related.

* {{quote-magazine, date=2013-08-10, volume=408, issue=8848, magazine=(The Economist), author=Schumpeter

, title= Cronies and capitols , passage=Policing the relationship between government and business in a free society is difficult. Businesspeople have every right to lobby governments, and civil servants to take jobs in the private sector.}}

Kinship; being related by blood or marriage.

A romantic or sexual involvement.

A way in which two or more people behave and are involved with each other

* {{quote-news, year=2012, date=August 5, author=Nathan Rabin

, title= TV: Review: THE SIMPSONS (CLASSIC): “I Love Lisa” (season 4, episode 15; originally aired 02/11/1993) , passage=“I Love Lisa” opens with one of my favorite underappreciated running jokes from The Simpsons : the passive-aggressive, quietly contentious relationship of radio jocks Bill and Marty, whose mindless happy talk regularly gives way to charged exchanges that betray the simmering resentment and disappointment perpetually lingering just under the surface of their relationship .}}

(music) The level or degree of affinity between keys, chords and tones.