swine flu


noun Pathology.

a highly contagious form of influenza caused by infection with a filterable virus first isolated from swine.

Origin of swine flu

First recorded in 1920–25

Example sentences from the Web for swine flu

Scientific definitions for swine flu

swine flu
[ swīn ]

A highly contagious form of influenza seen in swine, caused by a virus of the family Orthomyxoviridae. The infection is communicable to humans and caused a worldwide epidemic in 1918.