puro-|ˈpjʊərəʊ|used as combining form from L. pūs, pūr- pus, in a few pathological terms, instead of the more usual pyo- of Greek origin. ˈpuro-hepaˈtitis, suppurative hepatitis. ˈpuro-lymph, lymph containing pus-corpuscles, pyo-lymph. ˌpuro-ˈmucousa., consisting of or containing both pus and mucus, muco-purulent.1857Dunglison, Puro-hepatitis..Puro-mucous.1869G. Lawson Dis. Eye (1874) 85 The iris at first appears hazy..; its surface then becomes partially or entirely coated with a film of puro-lymph.1899Allbutt's Syst.Med. VII. 497 There was greenish yellow puro-lymph along the vessels up to the vertex.