Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
either of two North American shrubs or trees (genus Zanthoxylum) of the rue family, with pinnately compound leaves having paired spines at the base
Used by arrangement with John Wiley & Sons, Inc.
nounThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
- Any of numerous cosmopolitan, deciduous or evergreen shrubs or trees of the genus Zanthoxylum, having aromatic bark and alternate, mostly pinnate leaves.
- See Hercules' club.