Definition of Pickering, William Hayward in English:
Pickering, William Hayward
(1910–2004), US engineer, born in Australia; director of the Jet Propulsion Laboratory (JPL) at the California Institute of Technology 1954–76. During his directorate the JPL launched the US’s first satellite, Explorer I, in 1958.
Pickering, William Hayward/ˈpik(ə)riNG/