alder
1. any N temperate betulaceous shrub or tree of the genus Alnus, having toothed leaves and conelike fruits. The bark is used in dyeing and tanning and the wood for bridges, etc. because it resists underwater rot
2. any of several similar trees or shrubs
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
alder
[′ȯl·dər] (botany)
The common name for several trees of the genus Alnus.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
alder
A moderately light-colored, light-weight hardwood that changes to flesh color or light brown when dried; often stained to simulate cherry, mahogany or walnut; often used as plywood core and crossbanding.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.