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  1. Oxford Dictionary

    Pickering, William Hayward

    • IPA[ˈpɪkərɪŋ]

    英式

    • ph.
      (1910–2004), New Zealand-born US engineer, director of the Jet Propulsion Laboratory at the California Institute of Technology 1954–76. During his directorate the laboratory launched the US's first satellite, Explorer I (1958), and several unmanned probes to the moon and planets.