0 the appearance of a particular disease in a large number of animals in the same place at the same time:
1 (of a disease) appearing in a large number of animals in the same place at the same time:
Outbreaks of epizootic diseases can have a large impact on the agricultural sector.
New regulations followed the foot-and-mouth epizootic.
It is usually not economically justified to vaccinate lifestock against anthrax until there is an epizootic.
These mosquitoes were collected during an epizootic of equine encephalitis in Argentina.
Signs of the virus, called epizootic haemorrhagic disease, have been found in the carcasses of nearly 200 deer in New Jersey.
Animals are more frequently attacked by epizootic, endemic, and contagious diseases than the human species.
They did an epidemiological survey on risk factors of acute epizootic rabbit enteropathy.