| ARPANET (är'pə-nět) Pronunciation Key
A computer network developed by the Advanced Research Project Agency (now the Defense Advance Research Projects Agency) in the 1960s and 1970s as a means of communication between research laboratories and universities. ARPANET was the predecessor to the Internet. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
An acronym for Advanced Research Project Agency Network. An early communications network developed by the Department of Defense in the late 1960s. It connected high-tech research institutions and the military.
Note: Creating a communications system that could survive a nuclear war was a major impetus behind the development of this system.
Note: Arpanet is often spoken of as a precursor of the Internet.
| ARPANET Advanced Research Projects Agency Network |