Ab
Pronunciation: ăb
| n. | 1. | The fifth month of the Jewish year according to the ecclesiastical reckoning, the eleventh by the civil computation, coinciding nearly with August. |
| Noun | 1. | AB - the blood group whose red cells carry both the A and B antigens |
| 2. | AB - a bachelor's degree in arts and sciences | |
| 3. | Ab - the eleventh month of the civil year; the fifth month of the ecclesiastical year in the Jewish calendar (in July and August) Synonyms: Av | |
| 4. |  ab - the muscles of the abdomenSynonyms: abdominal, abdominal muscle |