arpa

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Proper noun

1. {{lb|en|military|US|historical}} {{acronym of|en|w:Advanced Research Projects Agency|Advanced Research Projects Agency|addl=renamed to [[DARPA]] in 1972}}.
2. {{lb|en|navigation}} {{init of|en|w:Automatic Radar Plotting Aid}}.
3. {{lb|en|US politics}} {{acronym of|en|w:American Rescue Plan Act}}.
4. {{lb|en|politics}} {{init of|en|{{U|association}} for {{U|reformed}} {{U|political}} {{U|action}}}}.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.