verb (used with object), af·fil·i·at·ed, af·fil·i·at·ing.
- to bring into close association or connection: The research center is affiliated with the university.
- to attach or unite on terms of fellowship; associate (usually followed by with in U.S. usage, by to in Brit. usage): to affiliate with the church.
- to trace the descent, derivation, or origin of: to affiliate a language.
- to adopt.
- Law. to fix the paternity of, as an illegitimate child: The mother affiliated her child upon John Doe.
verb (used without object), af·fil·i·at·ed, af·fil·i·at·ing.
- to associate oneself; be intimately united in action or interest.
- a branch organization.
- a business concern owned or controlled in whole or in part by another concern.
- a subsidiary.
- a person who is affiliated; associate; auxiliary.
- (tr; foll by to or with) to receive into close connection or association (with a larger body, group, organization, etc); adopt as a member, branch, etc
- (foll by with) to associate (oneself) or be associated, esp as a subordinate or subsidiary; bring or come into close connectionhe affiliated himself with the Union
noun (əˈfɪlɪɪt, -ˌeɪt)
- a person or organization that is affiliated with another
- (as modifier)an affiliate member
1761, from Latin affiliatus, past participle of affiliare “to adopt” (see affiliation). Outside legal use, always figurative. Related: Affiliated; affiliating.
1858, from affiliate (v.).
1846, from affiliate (v.).