meaning of affiliation
1.  Adoption; association or reception as a member in or of the same family or society. 
2.  The establishment or ascertaining of parentage; the assignment of a child, as a bastard, to its father; filiation. 
3.  Connection in the way of descent. 
4.  the act of becoming formally connected or joined; "welcomed the affiliation of the research center with the 
						">university"
						 
