a. The condition or fact of being the child of a certain parent.
b. Law Judicial determination of the paternity of a nonmarital child for the purposes of compelling support.
2. A line of descent; derivation.
a. The act or fact of forming a new branch, as of a society or language group.
b. The branch thus formed.
[Medieval Latin fīliātiō, fīliātiōn-, quality of being a son, legal right of a son, from Latin fīlius, son; see dhē(i)- in the Appendix of Indo-European roots.]
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