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son or daughter

Defined in 3 places across 2 titles — 2 distinct definitions of the United States Code.

the term “son or daughter” means a biological, adopted, or foster child, a stepchild, a legal ward, or a child of a person standing in loco parentis, who is—

(A) under 18 years of age; or

(B) 18 years of age or older and incapable of self-care because of a mental or physical disability;

Same definition in 2 sections

the terms "employee" and "son or daughter" have the meanings given those terms in section 6381; and

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