noun
- An operation involving secret work within a community or institution. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). undercover operation. Retrieved September 29, 2026, from http://smartdefine.org/undercover_operation/definitions/1190363 |
| Chicago | WordNet. 2010. "undercover operation" http://smartdefine.org/undercover_operation/definitions/1190363 (accessed September 29, 2026). |
| Harvard | WordNet 2010, undercover operation, Smart Define, viewed 29 September, 2026, <http://smartdefine.org/undercover_operation/definitions/1190363>. |
| MLA | WordNet. "undercover operation" 23 October 2010. Web. 29 September 2026. <http://smartdefine.org/undercover_operation/definitions/1190363> |