noun
- The relation of opposition between things at right angles.
- synonyms: orthogonality, orthogonal opposition
- The quality of being at right angles to a given line or plane (especially the plane of the horizon. ).
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). perpendicularity. Retrieved September 20, 2026, from http://smartdefine.org/perpendicularity/definitions/1211517 |
| Chicago | WordNet. 2010. "perpendicularity" http://smartdefine.org/perpendicularity/definitions/1211517 (accessed September 20, 2026). |
| Harvard | WordNet 2010, perpendicularity, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/perpendicularity/definitions/1211517>. |
| MLA | WordNet. "perpendicularity" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/perpendicularity/definitions/1211517> |