ˈzizəfəs noun
Etymology: New Latin, from Latin zizyphus jujube tree, from zizyphum jujube — more at jujube
1. capitalized : a large genus of spiny chiefly tropical American and Asiatic shrubs (family Rhamnaceae) having triple-veined leaves and small cymose flowers with a 2-celled ovary — see christ's-thorn , jujube , lotus tree
2. -es : any plant of the genus Ziziphus