peduncle

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peduncle

1. the stalk of a plant bearing an inflorescence or solitary flower
2. Anatomy a stalklike structure, esp a large bundle of nerve fibres within the brain
3. Pathol a slender process of tissue by which a polyp or tumour is attached to the body
4. Biology another name for pedicel
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

peduncle

[′pē‚dəŋ·kəl]
(anatomy)
A band of white fibers joining different portions of the brain.
(botany)
A flower-bearing stalk.
A stalk supporting the fruiting body of certain thallophytes.
(invertebrate zoology)
The stalk supporting the whole or a large part of the body of certain crinoids, brachiopods, and barnacles.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.