Also found in: Thesaurus, Encyclopedia, Wikipedia.


n.1.(Bot.) A genus of prickly shrubs or small trees, the bark and rots of which are of a deep yellow color; prickly ash.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
M.Sodium chloride improves photosynthesis and water status in the succulent xerophyte Zygophyte xanthoxylum. Tree Physilology, v.32, p.4-13, 2011.
Kubota, "Differences in the volatile components and their odor characteristics of green and ripe fruits and dried pericarp of Japanese pepper (Xanthoxylum piperitum DC.)," Journal of Agricultural and Food Chemistry, vol.
Shrubs were generally sparse in this woodlot but included scattered populations of Xanthoxylum americanum Mill, and the invasive species Eleagnus umbellata and Lonicera maackii.