Corynebacteriaceae is a group of bacteria that are rod-shaped and found in various habitats, including soil, water, and animals. Some of the common synonyms to this word include Coryneform bacteria, and Coryneform bacilli. Coryneform bacteria are a gram-positive bacteria, which means they have a thick peptidoglycan cell wall. They are often found growing in clusters and are notorious for causing diseases in humans and animals. Other synonyms for Corynebacteriaceae include Propionibacteriaceae and Actinomycetales. These are all terms used to describe similar bacteria that have similar characteristics and can cause a range of diseases.