ˈpāˌnaks noun
Etymology: New Latin, from Latin, a plant, panacea, from Greek panak-, panax, from panakeia — more at panacea
1. capitalized : a genus of perennial herbs (family Araliaceae) of eastern No. America and Asia with aromatic tuberous roots, compound verticillate leaves, and a solitary umbel of flowers — see ginseng
2. -es : any plant of a genus ( Polyscias ) of trees and shrubs that is related to and sometimes especially formerly included in Panax