ab /ˈæb/
 from之意
 Ab n.  The fifth month of the Jewish year according to the ecclesiastical reckoning, the eleventh by the civil computation, coinciding nearly with August.
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 AB
      n 1: the blood group whose red cells carry both the A and B
           antigens [syn: type AB, group AB]
      2: a bachelor's degree in arts and sciences [syn: Bachelor of
         Arts, BA, Artium Baccalaurens]
      3: the eleventh month of the civil year; the fifth month of the
         ecclesiastical year in the Jewish calendar (in July and
         August) [syn: Av]
      4: the muscles of the abdomen [syn: abdominal, abdominal
         muscle]