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a. A large hoofed mammal (Equus caballus) having a short coat, a long mane, and a long tail, domesticated since ancient times and used for riding and for drawing or carrying loads.
b. An adult male horse; a stallion.
c. Any of various equine mammals, such as the wild Asian species Przewalski's horse or certain extinct forms related ancestrally to the modern horse.
To be in heat. Used of a mare.
1. Of or relating to a horse: a horse blanket.
2. Mounted on horses: horse guards.
3. Drawn or operated by a horse.
Infectious disease A hoofed ungulate mammal—Equus ferus caballus—that may be associated with certain infections through occupational or recreational exposure—e.g., Actinobacillus spp, anthrax, brucellosis, cryptosporidiosis, equine morbillivirus, glanders, leptospirosis, rabies, salmonellosis, yersiniosis
Psychology See Equestrian therapy, Hippotherapy