noun
- North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776.
- synonyms: United States, United States of America, America, the States, US, U. S., USA
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). u.s.a.. Retrieved September 21, 2026, from http://smartdefine.org/u.s.a./definitions/1317938 |
| Chicago | WordNet. 2010. "u.s.a." http://smartdefine.org/u.s.a./definitions/1317938 (accessed September 21, 2026). |
| Harvard | WordNet 2010, u.s.a., Smart Define, viewed 21 September, 2026, <http://smartdefine.org/u.s.a./definitions/1317938>. |
| MLA | WordNet. "u.s.a." 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/u.s.a./definitions/1317938> |