A forest of quaking aspens.Licensed from iStockPhoto
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
a North American poplar (Populus tremuloides) with small, flat-stemmed leaves that tremble in the lightest breeze
Used by arrangement with John Wiley & Sons, Inc.
The 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.
A North American deciduous tree (Populus tremuloides) having broadly ovate, finely toothed leaves with a truncate base.