Main Entry: Bordet–Gengou bacillus Function: noun : a small ovoid bacillus of the genus Bordetella (B. pertussis) that is the causative agent ofwhooping cough
Bordet-Gengou bacillus Bordet-Gen·gou bacillus (-zhän-g&oomacr;') n. An aerobic gram-negative bacterium Bordetella pertussis that causes whooping cough in humans.