Any of various deciduous shrubs or trees of the genus Alnus, native chiefly to northern temperate regions and having alternate simple toothed leaves and tiny fruits in woody, conelike catkins.
The wood of these plants, used in carvings and for making furniture and cabinets.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.