I. ˈfi-ləps adjective
Etymology: from Phillips, a trademark, from Henry M. Phillips died 1958 American engineer
Date: 1935
: of, relating to, or being a screw having a head with a cross slot or the corresponding screwdriver
II. ˈfi-ləps biographical name
Wendell 1811-1884 American orator & reformer
III. biographical name
William D. 1948- American physicist