Source : Webster's Revised Unabridged Dictionary (1913)

Purpurate \Pur"pu*rate\, a.
   Of or pertaining to purpura.

Purpurate \Pur"pu*rate\, n. (Chem.)
   A salt of purpuric acid.

Source : WordNet®

purpurate
     v : color purple [syn: {purple}, {empurple}]