Arpanet

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noun Ar·pa·net \ˈär-pə-ˌnet\
variants: or

ARPANET

less commonly

ARPAnet

Definition of Arpanet

  1. :  an electronic communications network that was the predecessor to the Internet What he typed could not even be sent as an e-mail, in case it crashed the ancient Arpanet system; he had to send a message to say that it could be downloaded. — Michael Hart, The Economist, 24 Sept. 2011 In June 1966, Robert Taylor took over after Sutherland accepted a post at Harvard. He conceived of the ARPANET, a network that would turn computers into communication devices, not just data crunchers. — Tom Harvey, Salt Lake Tribune, 19 Dec. 2009

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Origin and Etymology of arpanet

ARPA (Advanced Research Projects Agency, a research arm of the U.S. Department of Defense) + -net, short for 1network (as in earlier telnet)


First Known Use: 1971


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