Ar·​pa·​net | \ ˈär-pə-ˌnet How to pronounce Arpanet (audio) \
variants: or ARPANET or less commonly ARPAnet

Definition of Arpanet

: 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

First Known Use of Arpanet

1971, in the meaning defined above

History and Etymology for Arpanet

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

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The first known use of Arpanet was in 1971

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Cite this Entry

“Arpanet.” Dictionary, Merriam-Webster, Accessed 1 Oct. 2022.

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Nglish: Translation of Arpanet for Spanish Speakers


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