barbasco definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
barbasco definition by American Heritage Dictionary
noun pl. bar·bas·cos
- Any of several tropical American plants, as in the genus Lonchocarpus, that contain a substance that can stun or paralyze fish.
- Any of several Mexican plants of the genus Dioscorea having a large, inedible root that yields an extract used as a raw material for synthetic steroid hormones.
Origin: American Spanish, from Spanish barbasco, mullein, alteration (possibly influenced by barba, beard) of verbasco, from Latin verbascum.