ˌbrüsəˈlāsēˌē noun plural
Usage: capitalized
Etymology: New Latin, from Brucella, type genus + -aceae
: a family of small gram-negative coccoid to rod-shaped eubacteria that are obligate parasites chiefly of warm-blooded vertebrates and that include a number of serious pathogens — see brucella ; compare hemophilus , pasteurella