The Collaborative International Dictionary of English v.0.48:

Ara \A"ra\, n. [L.] (Astron.)
   The Altar; a southern constellation, south of the tail of the
   Scorpion.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Ara \A"ra\, n. [Native Indian name.] (Zool.)
   A name of the great blue and yellow macaw (Ara ararauna),
   native of South America.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Ara
    n 1: a constellation in the southern hemisphere near Telescopium
         and Norma
    2: macaws [syn: Ara, genus Ara]