1. an oak, Quercus alba, of eastern North America, having a light-gray to white bark and yielding a hard, durable wood: the state tree of Connecticut and Maryland.
2. any of several other species of oak, as Q. garryana or Q. lobata, of western North America.
3. the wood of any of these trees.
a town in central Maryland, near Washington, D.C. 13,700.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.