Bovine Diarrhea Viruses (BDV) refer to a group of viral pathogens affecting cattle, primarily causing diarrhea and related gastrointestinal issues. Numerous synonyms are used to describe these viruses, aiding in scientific discussions and research. These alternatives include Bovine Viral Diarrhea (BVD), Bovine Pestiviruses, Bovine Pestivirus, Bovine Viruses, and Bovine Viral Diarrhea-Mucosal Disease (BVD-MD) complex. The interchangeable use of these synonyms allows effective communication among researchers, veterinarians, and livestock professionals. Understanding these synonyms is crucial in accurately discussing the occurrence, transmission, control, and prevention strategies related to Bovine Diarrhea Viruses.