Definition of pullorum in English:

pullorum

Pronunciation /pʊˈlɔːrəm/

noun

Medicine
  • In full "pullorum disease". An acute, infectious, often fatal disease of young poultry chicks (and other young domesticated birds), caused by a type of salmonella bacterium (Salmonella enterica serovar Pullorum).

Origin

1920s. From scientific Latin pullorum (genitive plural of classical Latin pullus young chick), used as specific epithet in Bacterium pullorum.