For purposes of this subchapter
(1) the term endowment fund means a fund, or a tax exempt foundation, established and maintained by Howard University for the purpose of generating income for its support, but which shall not include real estate;
(2) the term endowment fund corpus means an amount equal to the grants awarded under this subchapter plus an amount equal to such grants provided by Howard University;
(3) the term endowment fund income means an amount equal to the total value of the endowment fund established under this subchapter minus the endowment fund corpus;
(4) the term Secretary means the Secretary of Education; and
(5) the term University means the Howard University established by the Act of March 2, 1867.