Af*fil`i*a"tion (#), n. [F. affiliation, LL. affiliatio.]
1.
Adoption; association or reception as a member in or of the same family or society.
2. Law
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.
H. Spencer.
© Webster 1913.