| AAHL | Australian Animal Health Laboratory |
| ABSL-3E | animal biosecurity level 3 enhanced |
| ACE2 | angiotensin I converting enzyme 2 |
| AI | avian influenza |
| AIDS | acquired immune deficiency syndrome |
| ASF | African swine fever |
| BHI | brain heart infusion |
| BSL | biosafety level |
| BT | Bluetongue |
| C | cloacal |
| CCD | colony collapse disorder |
| CDC | Centers for Disease Control and Prevention |
| CDV | canine distemper virus |
| CNISN | Chinese National Influenza-Like Illness Surveillance Network |
| CoV | coronavirus |
| CSIRO | Commonwealth Scientific and Industrial Research Organisation |
| DPP4 | dipeptidyl peptidase-4 |
| DURC | dual-use research of concern |
| ECE | embryonating chicken egg |
| EHD | epizootic hemorrhagic disease |
| EID | emerging infectious disease |
| EPT | emerging pandemic threat |
| FAO | Food and Agriculture Organization of the United Nations |
| GALT | gut-associated lymphoid tissue |
| GISN | Global Influenza Surveillance Network |
| GISRS | Global Influenza Surveillance and Response System |
| HA | hemagglutinin |
| HAART | highly active antiretroviral therapy |
| HEPA | high-efficiency particulate air |
| HIV | human immunodeficiency virus |
| HPAI | highly pathogenic avian influenza |
| HPAIV | highly pathogenic avian influenza virus |
| IHR | International Health Regulations |
| ILI | influenza-like illness |
| IOM | Institute of Medicine |
| IRAT | Influenza Risk Assessment Tool |
| ISG | interferon-stimulated gene |
| iv | intravenous |
| LBM | live bird market |
| LPAI | low pathogenic avian influenza |
| MDG | Millennium Development Goal |
| MERS | Middle East respiratory syndrome |
| NA | neuraminidase |
| NIAID | National Institute of Allergy and Infectious Diseases |
| NIH | National Institutes of Health |
| NRC | National Research Council |
| OECD | Organisation for Economic Co-operation and Development |
| OIE | World Organization for Animal Health (formally known as |
| Office International des Epizooties) | |
| OP | oropharyngeal |
| PCR | polymerase chain reaction |
| PEDV | porcine epidemic diarrhea virus |
| PEPFAR | President’s Emergency Plan for AIDS Relief |
| PHEIC | public health emergency of international concern |
| PIP | Pandemic Influenza Preparedness |
| PRCV | porcine respiratory coronavirus |
| ProMED | Program for Monitoring Emerging Diseases |
| PUE | Pneumonia of Unknown Etiology |
| PVS | Tool for the Evaluation of Performance of Veterinary Services |
| RIG-I | retinoic acid-inducible protein I |
| RNA | ribonucleic acid |
| SARI | Severe Acute Respiratory Infection |
| SARS | Severe Acute Respiratory Syndrome |
| SBV | Schmallenberg virus |
| SDCV | swine delta-coronavirus |
| SEPRL | Southeast Poultry Research Laboratory |
| SIV | Simian Immunodeficiency Virus |
| SPF | specific-pathogen-free |
| STLV | Simian T-lymphotropic Virus |
| TGEV | transmissible gastroenteritis virus |
| USAID | U.S. Agency for International Development |
| USDA | U.S. Department of Agriculture |
| USGS | U.S. Geological Survey |
| WHO | World Health Organization |
| WNS | white-nose syndrome |
| WNV | West Nile virus |