ASH

Definitions

1. 1. A genus of trees of the Olive family, having opposite pinnate leaves, many of the species furnishing valuable timber, as the European ash (Fraxinus excelsior) and the white ash (F. Americana). Prickly ash (Zanthoxylum Americanum) and Poison ash (Rhus venenata) are shrubs of different families, somewhat resembling the true ashes in their foliage. -- Mountain ash. See Roman tree, and under Mountain.
2. 2. The tough, elastic wood of the ash tree.