Alan Turing Alan Turing /ˈælən ˈtjʊərɪŋ/

noun

1. English mathematician who conceived of the Turing machine and broke German codes during World War II (1912-1954)  ( Alan Mathison Turing , Alan Turing , Turing )
   English mathematician who conceived of the Turing machine and broke German codes during World War II (1912-1954)