Main Entry: Bac·il·la·ce·ae Pronunciation: "bas-&-'lA-sE-"E Function: noun plural : a family including the generaBacillus and Clostridium and comprising typically rod-shaped usually gram-positive bacteria of the order Eubacteriales that produce endospores
Bacillaceae Bac·il·la·ce·ae (bās'ə-lā'sē-ē') n. A family of bacteria including the genera Bacillus and Clostridium that are generally rod-shaped, gram-negative, and spore-producing.