yersiniosis
nounMedical Definition of yersiniosis
: infection with or disease caused by a bacterium of the genus Yersinia (as Y. pseudotuberculosis)
especially
: an infectious disease that is caused by a yersinia (Y. enterocolitica) transmitted chiefly in contaminated water and food (as raw or undercooked pork products) and is marked especially by fever, abdominal pain, and diarrhea