Dictionary.com
Thesaurus.com

fog fever

British  

noun

  1. vet science an acute respiratory disease of cattle, with a high mortality, that can occur after grazing fog

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012