Barbel /(bär"bĕl)/

Bar·bel

Barbel

n.
  1. A slender tactile organ on the lips of certain fishes. (Zool.)
  2. A large fresh-water fish (Barbus vulgaris) found in many European rivers. Its upper jaw is furnished with four barbels. (Zool.)
  3. Barbs or paps under the tongues of horses and cattle. See 1st Barb, 3.