Epizootic disease is a term used to describe a disease that affects many animals at one time. There are various synonyms for this term, including "animal epidemic," "zoo epidemic," and "outbreak." Another term that is often used to describe an epizootic disease is "plague," which denotes a highly contagious and lethal disease. Other related terms that can be used interchangeably with epizootic disease include "animal scourge," "mass mortality event," and "livestock disease." Regardless of the term used, it is crucial to recognize the severity of these diseases and take the necessary measures to prevent their spread and protect animal populations.