Definify.com
Webster 1913 Edition
Xanthoxylum
‖
Xan-thox′y-lum
,Noun.
[NL., from Gr.
ξανθόσ
yellow + ξύλον
wood.] (Bot.)
A genus of prickly shrubs or small trees, the bark and rots of which are of a deep yellow color; prickly ash.
☞ The commonest species in the Northern United States is
Xanthoxylum Americanum
. See Prickly ash
, under Prickly
.