Dictionary
ai•lan•thus
Pronunciation: (ā-lan'thus), [key]—
n.,
—pl. -thus•es.
any tree belonging to the genus
Ailanthus, of the quassia family, esp.
A. altissima, widely grown in cities. Cf.
tree of heaven.Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.