noun
- A pen that has a small metal ball as the point of transfer of ink to paper.
- synonyms: ballpoint, ballpoint pen, ballpen
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). biro. Retrieved September 20, 2026, from http://smartdefine.org/biro/definitions/1260475 |
| Chicago | WordNet. 2010. "biro" http://smartdefine.org/biro/definitions/1260475 (accessed September 20, 2026). |
| Harvard | WordNet 2010, biro, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/biro/definitions/1260475>. |
| MLA | WordNet. "biro" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/biro/definitions/1260475> |