Definition of pyoderma gangrenosum in English:

pyoderma gangrenosum

noun

Medicine
  • An inflammatory disorder of the skin seen chiefly in association with ulcerative colitis and other systemic diseases, characterized by irregular, spreading ulcers, usually on the legs and trunk, showing neutrophilic infiltration of the dermis without bacterial infection.

Origin

1930s. From pyoderma + scientific Latin gangrenosum, neuter singular of gangrenosus gangrenous.

Pronunciation

pyoderma gangrenosum

/ˌpʌɪə(ʊ)ˈdəːmə ˌɡaŋɡrɪˈnəʊzəm/