Inflammation of the mucous membranes of the nose and lung in animals. ... Origin: rhino-+ G. Pneumon, lung, + -itis, inflammation ... (05 Mar 2000) ... 
Herpes, a viral disease of horse causing respiratory problems ("snots") in young and abortion in pregnant mares
Type: Term Pronunciation: rī′nō-nū′mō-nī′tis Definitions: 1. Inflammation of the mucous membranes of the nose and lung.
Respiratory condition of horses caused by equine herpesvirus.
rhinopneumonitis 1. Inflammation of the mucous membranes of the nose and lung in animals. 2. Any of three similar contagious disease of horses, caused by herpes viruses and characterized by rhinitis.