peduncle

noun

1. 1

   The axis of an inflorescence; the stalk supporting an inflorescence.

2. 2

   A short stalk at the base of a leaf or reproductive structure.

3. 3

   A bundle of neurons connecting different parts of the brain.

4. 4

   In arthropods, the base segments of an antenna or stalk-like structures such as the peduncles of some barnacles

5. 5

   In vertebrates, the base any any relatively massive anatomical member connected to the body by a narrower section. Cf. caudal peduncle of fishes.

6. 6

   A stem attaching a mass of tissue (such as a polyp) to the body.

7. 7

   A collection of nerves in the appendage of an animal (such as the tip of a dolphin's tail).