dependent

adjective | de·pen·dent

1. : determined or conditioned by another : contingent

2. a : relying on another for especially financial support

   b : lacking the necessary means of support or protection and in need of aid from others (as a public agency) have the child declared dependent and taken away from his or her parents —L. H. Tribe

3. : subject to another's jurisdiction the United States and its dependent territories

noun

1. : a person who is dependent; especially : a close relative or member of a taxpayer's household who receives over half of his or her support from the taxpayer and is a U.S. citizen, national, or resident, or a resident of a bordering country (as Mexico) — see also dependency exemption at exemption : a close relative or member of a taxpayer's household who receives over half of his or her support from the taxpayer and is a U.S. citizen, national, or resident, or a resident of a bordering country (as Mexico) — see also dependency exemption at exemption