The Collaborative International Dictionary of English v.0.48:

Asmonean \As`mo*ne"an\, a.
   Of or pertaining to the patriotic Jewish family to which the
   Maccabees belonged; Maccabean; as, the Asmonean dynasty.
   [Written also Asmon[ae]an.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Asmonean \As`mo*ne"an\, n.
   One of the Asmonean family. The Asmoneans were leaders and
   rulers of the Jews from 168 to 35 b. c.
   [1913 Webster]