purpuric

Of the nature of or pertaining to purpura.

Having a purple color; also, producing a purple color; specifically, in chem., noting an acid produced by the action of nitric acid upon uric acid.

Of or pertaining to purpura.

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.

purple (of spots which appear on the skin); pertaining to or affected with purpura

purple in colour; derived from or forming a substance which is purple; derived from or forming purpuric acid