Edible \Ed"i*ble\, a. [L. edibilis, fr. edere to eat. See Eat.]

Fit to be eaten as food; eatable; esculent; as, edible fishes. --Bacon. -- n. Anything edible. [1913 Webster]

Edible bird's nest. See Bird's nest, 2.

Edible crab (Zo["o]l.), any species of crab used as food, esp. the American blue crab (Callinectes hastatus). See Crab.

Edible frog (Zo["o]l.), the common European frog (Rana esculenta), used as food.

Edible snail (Zo["o]l.), any snail used as food, esp. Helix pomatia and H. aspersa of Europe. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

Helix pomatia

Source: WordNet (r) 2.0
 

Edible \Ed"i*ble\, a. [L. edibilis, fr. edere to eat. See Eat.]

Fit to be eaten as food; eatable; esculent; as, edible fishes. --Bacon. -- n. Anything edible.

Edible bird's nest. See Bird's nest, 2.

Edible crab (Zo["o]l.), any species of crab used as food, esp. the American blue crab (Callinectes hastatus). See Crab.

Edible frog (Zo["o]l.), the common European frog (Rana esculenta), used as food.

Edible snail (Zo["o]l.), any snail used as food, esp. Helix pomatia and H. aspersa of Europe.

Source: Webster's Revised Unabridged Dictionary (1913)