n. (Chem.) A diffusible substance formed from albumin by the action of natural or artificial gastric juice. See Peptone. [ 1913 Webster ]

{ } a. [ Cf. F. albumineux. ] 1. Pertaining to, or containing, albumin; having the properties of, or resembling, albumen or albumin; an older term now replaces by proteinaceous. [ 1913 Webster ]

2. proteinaceous; containing or composed of protein. -- Al*bu"mi*nous*ness, n. [PJC]