Found 2 items, similar to catarrhal.
English → English (WordNet) Definition: catarrhal catarrhal adj : of or relating to a catarrh; “catarrhal fever is any of several respiratory or oral diseases of livestock such as bluetongue in horses and sheep”
English → English (gcide) Definition: Catarrhal Catarrhal \Ca*tarrh"al\, a. Pertaining to, produced by, or attending, catarrh; of the nature of catarrh. [1913 Webster]