Purpuric

a. [ Cf. F. purpurique. ] [ 1913 Webster ]

1. (Med.) Of or pertaining to purpura. Dunglison. [ 1913 Webster ]

2. (Chem.) Pertaining to or designating, a nitrogenous acid contained in uric acid. It is not known in the pure state, but forms well-known purple-red compounds (as murexide), whence its name. [ 1913 Webster ]

☞ Purpuric acid was formerly used to designate murexan. See Murexan. [ 1913 Webster ]