ARPANET

== English == === Alternative forms === ARPAnet === Etymology === From earlier ARPA (“Advanced Research Projects Agency”) with net for network. === Pronunciation === (US) IPA(key): /ˈɑɹ.pəˌnɛt/ === Proper noun === ARPANET or the ARPANET (military, networking) Initialism of Advanced Research Projects Agency Network, the world's first operational packet-switching network. ==== See also ==== Internet === Anagrams === Arpetan, apteran