| Term | Definition |
| Bovine Leukemia (Enzootic Bovine Leukosis) | Deltaretrovirus |
| Feline Leukemia and Sarcoma | Gammaretrovirus |
| Avian Leukosis | Alpharetrovirus |
| Feline Immunodeficiency disease | Feline Lentivirus |
| Equine Infectious Anemia | Equine Lentivirus |
| Caprine Arthritis-Encephalomyelitis (CAE) | Caprine Lentivirus |
| Maedi/Visna | Ovine lentivirus |
| Rabies | Lyssavirus |
| Vesicular Stomatitis | Vesiculovirus |
| Bovine Ephemeral Fever (3-day sickness) | Bovine ephemerovirus |
| Foot-and-Mouth Disease (FMD) | Apthovirus |
| Porcine Polioencephalomyelitis (Teschen/Talfan Disease) | Porcine enterovirus 1 (Teschovirus) |
| Avian Encephalomyelitis ("Epidemic tremor") | Avian enterovirus |
| Encephalomyocarditis | Cardiovirus |
| Bovine parainfluenza virus 3 disease | Bovine parainfluenza virus 3 |
| Newcastle disease | Avian paramyxovirus 1 |
| Canine Parainfluenza virus 2 | canine parainfluenza virus 2 |
| Canine Distemper (hardpad disease) | Canine morbillivirus |
| RInderpest (cattle plague) | Bovine morbillivirus |
| Bovine Respiratory Syncytial Disease | Bovine pneumovirus |
| Equine influenza virus | influenza virus a |
| Swine influenza (swine flu, hog flu) | Influenza virus a (H1N1) (H3N2 causes inapparent infections in swine) |
| Avian influenza (Fowl Plague) | Influenza virus a (H5N1-more virulent for chickens vs turkeys) (H5N9-more virulent for turkeys vs chickens) |
| Bluetongue (Soremuzzle) | Ovine orbivirus |
| African Horse SIckness (AHS) | Equine Orbivirus |
| white scours or milk scours in calves, piglets, foals, and lambs | rotavirus |
| Avian Viral arthritis and Tenosynovitis | Avian orthoreovirus |
| Transmissible Gastroenteritis of Swine (TGE) | Porcine Coronavirus |
| Feline Infectious Peritonitis (FIP) | Feline Coronavirus |
| Bovine Coronavirus enteritis | Bovine Coronavirus |
| Encephalitis-Vomiting and Wasting complex of swine | Neurotropic Porcine Coronavirus |
| Avian Infectious Bronchitis ("Gasping Disease") | Avian coronavirus |
| Western, Eastern, and Venezuelan Equine Encephalitis (Equine Sleeping Sickness) | Western, Eastern, and Venezuelan strains of equine alphavirus |
| Bovine Viral Diarrhea-Mucosal Disease (BVD-MD) | Bovine pestivirus |
| Hog Cholera | porcine pestivirus |
| Border Disease (BD, "hairy shakers", "fuzzies") | Ovine pestivirus |
| West Nile Meningoencephalitis | Flavivirus |
| Louping Ill (Ovine encephalomyelitis) | Flavivirus |
| Equine Viral Arteritis (EVA) | Equine arterivirus |
| Porcine Reproductive and Respiratory Syndrome (PRRS) | Porcine arterivirus |
| Rift Valley Fever (RVF) | Phlebovirus |
| Akabane Disease | Bunyavirus |
| Feline Calicivirus (FCV) | Feline calicivirus |
| Vesicular exanthema of Swine | Porcine calicivirus |
| San Miguel Sea Lion Virus | (Porcine???) caliciviurs |
| Infectious Bursal Disease (IBD, Gumboro disease) | Avibirnavirus |
| Scrapie | Prions |
| Bovine Spongiform Encephalopathy (BSE)- "Mad cow disease", "Raging cow disease" | Prions |
| Borna disease | bornavirus |
| Budgerigar Fledgling Disease | avian polyomavirus |
| "French molt" | avian polyomavirus |
| Astrovirus enteritis | astrovirus |
| Breda Virus | Bovine Torovirus |
| Marburg and Ebola Hemorrhagic fevers | Filovirus |