Mellifluous \Mel*lif"lu*ous\, a. [L. mellifluus; mel, mellis, honey (akin to Gr. ?, Goth. milip) + fluere to flow. See {Mildew}, {Fluent}, and cf. {Marmalade}.] Flowing as with honey; smooth; flowing sweetly or smoothly; as, a mellifluous voice. -- {Mel*lif"lu*ous*ly}, adv.