the GNU version of the Collaborative International Dictionary of English
n. type genus of the Aceraceae; trees or shrubs having winged fruit.
The Century Dictionary and Cyclopedia
n. A genus of discifloral polypetalous trees and shrubs, commonly known as maples, of the natural order Sapindaceæ, suborder Acerineæ, having opposite simple leaves and the fruit a double-winged samara.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. type genus of the Aceraceae; trees or shrubs having winged fruit
Word Usage
"My acer is ailing and has brown leaves, plus ideas for a shady window box, please"