noun
- Dull knife used to cut open the envelopes in which letters are mailed or to slit uncut pages of books.
- synonyms: letter opener, paper knife
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). paperknife. Retrieved September 20, 2026, from http://smartdefine.org/paperknife/definitions/1300329 |
| Chicago | WordNet. 2010. "paperknife" http://smartdefine.org/paperknife/definitions/1300329 (accessed September 20, 2026). |
| Harvard | WordNet 2010, paperknife, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/paperknife/definitions/1300329>. |
| MLA | WordNet. "paperknife" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/paperknife/definitions/1300329> |