Affiliate

1. v. i. To connect or associate one’s self; — followed by with; as, they affiliate with no party.
2. v. t. To adopt; to receive into a family as a son; hence, to bring or receive into close connection; to ally.
3. v. t. To fix the paternity of; — said of an illegitimate child; as, to affiliate the child to (or on or upon) one man rather than another.
4. v. t. To connect in the way of descent; to trace origin to.
5. v. t. To attach (to) or unite (with); to receive into a society as a member, and initiate into its mysteries, plans, etc.; — followed by to or with.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.