- The definition of purulent is full of pus or like pus.
An example of something purulent is an open wound that's not healing properly.
Origin: Fr from Classical Latin purulentus from pus (gen. puris), matter, pus
Used by arrangement with John Wiley & Sons, Inc.
Origin: Middle English purulente, from Old French purulent, from Latin pūrulentus, from pūs, pūr-, pus; see pū̆- in Indo-European roots.
- puˈru·lent·ly adverb
purulent - Medical Definition