Source : Webster's Revised Unabridged Dictionary (1913)

Brachyural \Brach`y*u"ral\, Brachyurous \Brach`y*u"rous\, a.
   [Cf. F. brachyure.] (Zo["o]l.)
   Of or pertaining to the Brachyura.

Source : WordNet®

brachyurous
     adj : of or belonging to the suborder Brachyura