'Brachium' definitions:

Definition of 'brachium'

(from WordNet)
noun
(biology) a branching or armlike part of an animal

Definition of 'Brachium'

From: GCIDE
  • Brachium \Brach"i*um\, n.; pl. Bracchia. [L. brachium or bracchium, arm.] (Anat.) The upper arm; the segment of the fore limb between the shoulder and the elbow. [1913 Webster]