Purpura
Pronunciation : Pur"pu*ra
Part of Speech : n.
Etymology : [L., purple, purple fish: cf. F. purpura. See Purple.]
Definition : 1. (Med.)
Defn: A disease characterized by livid spots on the skin from extravasated blood, with loss of muscular strength, pain in the limbs, and mental dejection; the purples. Dunglison.
2. (Zo?l.)
Defn: A genus of marine gastropods, usually having a rough and thick shell. Some species yield a purple dye.
Source : Webster's Unabridged Dictionary, 1913