资料来源 : Webster's Revised Unabridged Dictionary (1913)

Brachia \Brach"i*a\, n. pl.
   See {Brachium}.

资料来源 : WordNet®

brachia
     See {brachium}

brachium
     n : (biology) a branching or armlike part of an animal
     [also: {brachia} (pl)]