The Collaborative International Dictionary of English v.0.48:

Hippocrates \Hip*poc"ra*tes\, n.
   A famous Greek physician and medical writer, born in Cos,
   about 460 b. c.
   [1913 Webster]

   Hippocrates' sleeve, a conical strainer, made by stitching
      together two adjacent sides of a square piece of cloth,
      esp. flannel of linen.
      [1913 Webster]

WordNet (r) 3.0 (2006):

Hippocrates
    n 1: medical practitioner who is regarded as the father of
         medicine; author of the Hippocratic oath (circa 460-377 BC)