anacardiaceous

from The Century Dictionary.

• In botany, relating or belonging to the Anacardiaceæ.

from the GNU version of the Collaborative International Dictionary of English.

• adjective (Bot.) Belonging to, or resembling, a family, or order, of plants of which the cashew tree is the type, and the species of sumac are well known examples.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective botany Of or relating to the Anacardiaceae, the cashew or sumac family.