noun
- A letter of protest; addressed to one person but intended for the general public. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). open letter. Retrieved September 21, 2026, from http://smartdefine.org/open_letter/definitions/1217047 |
| Chicago | WordNet. 2010. "open letter" http://smartdefine.org/open_letter/definitions/1217047 (accessed September 21, 2026). |
| Harvard | WordNet 2010, open letter, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/open_letter/definitions/1217047>. |
| MLA | WordNet. "open letter" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/open_letter/definitions/1217047> |