The Collaborative International Dictionary of English v.0.48:

Edentate \E*den"tate\ ([-e]*d[e^]n"t[asl]t), n. (Zo["o]l.)
   One of the Edentata.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Edentate \E*den"tate\, a.
   1. Destitute of teeth; as, an edentate quadruped; an edentate
      leaf.
      [1913 Webster]

   2. (Zo["o]l.) Belonging to the Edentata.
      [1913 Webster]

WordNet (r) 3.0 (2006):

edentate
    adj 1: having few if any teeth; "anteaters are edentate animals"
           [syn: edental, edentate, edentulate]
    n 1: primitive terrestrial mammal with few if any teeth; of
         tropical Central America and South America