The Collaborative International Dictionary of English v.0.48:

Esculent \Es"cu*lent\, a. [L. esculentus, fr. escare to eat, fr.
   esca food, fr. edere to eat: cf. F. esculent. See Eat.]
   Suitable to be used by man for food; eatable; edible; as,
   esculent plants; esculent fish.
   [1913 Webster]

         Esculent grain for food.                 --Sir W.
                                                  Jones.
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   Esculent swallow (Zo["o]l.), the swallow which makes the
      edible bird's-nest. See Edible bird's-nest, under
      Edible.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Esculent \Es"cu*lent\, n.
   Anything that is fit for eating; that which may be safely
   eaten by man.
   [1913 Webster]