| n. | 1. | The condition of being oblique; deviation from a right line; deviation from parallelism or perpendicularity; the amount of such deviation; divergence; |
| 2. | Deviation from ordinary rules; irregularity; deviation from moral rectitude. |
| Noun | 1. | obliquity - the presentation during labor of the head of the fetus at an abnormal angle Synonyms: asynclitism |
| 2. | obliquity - the quality of being deceptive Synonyms: deceptiveness |