28 USC 639 - Definitions
As used in this chapter
(1) Conference shall mean the Judicial Conference of the United States;
(2) Council shall mean the Judicial Council of the Circuit;
(3) Director shall mean the Director of the Administrative Office of the United States Courts;
(4) Full-time magistrate judge shall mean a full-time United States magistrate judge;
(5) Part-time magistrate judge shall mean a part-time United States magistrate judge; and
(6) United States magistrate judge and magistrate judge shall mean both full-time and part-time United States magistrate judges.