Definitions of affiliation on the Web:

• a social or business relationship; "a valuable financial affiliation"; "he was sorry he had to sever his ties with other members of the team ...
• the act of becoming formally connected or joined; "welcomed the affiliation of the research center with the university"
  wordnetweb.princeton.edu/perl/webwn

• In law, affiliation (from Latin ad-filiare, to adopt as a son) is the term to describe a partnership between two or more parties.
  en.wikipedia.org/wiki/Affiliation

• The relationship resulting from affiliating one thing with another; A club, society or umbrella organisation so formed, esp. a trade union
  en.wiktionary.org/wiki/Affiliation

• affiliate - consort: keep company with; hang out with; "He associates with strange people"; "She affiliates with her colleagues"
• affiliate - a subordinate or subsidiary associate; a person who is affiliated with another or with an organization
• affiliate - join in an affiliation; "The two colleges affiliated"; "They affiliated with a national group"
  wordnetweb.princeton.edu/perl/webwn

• affiliated - being joined in close association; "affiliated clubs"; "all art schools whether independent or attached to universities"
  wordnetweb.princeton.edu/perl/webwn

• Affiliated is an album by MC Eiht, following the "Veterans Day" release from 2004.
  en.wikipedia.org/wiki/Affiliated

• Affiliate - In the broadcasting industry (especially in North America), a network affiliate (or affiliated station) is a local broadcaster which carries some or all of the programme line-up of a television or radio network, but is owned by a company other than the owner of the network. ...
  en.wikipedia.org/wiki/Affiliate_(e-commerce)

• Affiliate (Notes of a Radio Presenter) (Russian: Филиал (Записки ведущего)) is a novel by the Russian writer Sergei Dovlatov. ...
  en.wikipedia.org/wiki/Affiliate_(novel)

• affiliated - Associated, related, or united
  en.wiktionary.org/wiki/affiliated

• affiliative - tending to promote social cohesion
  en.wiktionary.org/wiki/affiliative

• affiliate - Someone or something that is affiliated, or associated; a member of a group of associated things; To adopt; to receive into a family as a son; hence, to bring or receive into close connection; to ally; To fix the paternity of; — said of an illegitimate child; as, to affiliate the child to ...
  en.wiktionary.org/wiki/affiliate

• affiliate - An entity that controls, is controlled by, or is under common control with another entity.
  www.cica.ca/index.cfm/ci_id/36552/page/1.htm