ˌpastəˈrelə noun
Etymology: New Latin, from Louis Pasteur + New Latin -ella
1. capitalized : a genus of bacteria (family Brucellaceae) that stain differentially at the poles of the cell and that include several important pathogens of man and domestic animals — see hemorrhagic septicemia , plague , tularemia
2. pl pasteurellas or pasteurellae : any bacterium of the genus Pasteurella