34 U.S.C. § 10337
Definitions
For purposes of this subchapter—
(1)
the term “child” means an individual under the age of 18 years; and
(2)
the term “abuse” means physical or mental injury, sexual abuse or exploitation, or negligent treatment of a child.
( Pub. L. 90–351, title I, § 1409 , as added Pub. L. 101–647, title II, § 241(a)(2) , Nov. 29, 1990 , 104 Stat. 4813 .)