A worldwide influenza, apparently originating in China in the summer of 1957, which produces a milder disease than that of the pandemic of 1917-1919. ... (05 Mar 2000) ... 
Type: Term Definitions: 1. a worldwide influenza, apparently originating in China in the summer of 1957, which produces a milder disease than that of the worldwide pandemic of 1917-1919.
Asian influenza: See: Asian flu.
Asiatic flu noun influenza caused by the Asian virus that was first isolated in 1957