• (a.) Of or pertaining to an order of trees and shrubs (Sapindaceae), including the (typical) genus Sapindus, the maples, the margosa, and about seventy other genera.
Sap`in·da'ceous adjective (Botany) Of or pertaining to an order of trees and shrubs ( Sapindaceæ ), including the (typical) genus Sapindus, the maples, the margosa, and about seventy other genera.