| English noun: perpendicularity | |||
| 1. | perpendicularity the relation of opposition between things at right angles | ||
| Synonyms | orthogonal opposition, orthogonality | ||
| Broader (hypernym) | opposition | ||
| 2. | perpendicularity (attribute) the quality of being at right angles to a given line or plane (especially the plane of the horizon) | ||
| Broader (hypernym) | oblongness, rectangularity | ||