Source : Webster's Revised Unabridged Dictionary (1913)

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

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

Edentate \E*den"tate\, n. (Zo["o]l.)
   One of the Edentata.

Source : WordNet®

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