Broodmare is a term used to describe a female horse that is used for breeding purposes. There are several synonyms for the term broodmare. One of the most common synonyms is breeding mare. Another commonly used synonym for broodmare is breeding female horse. Some other synonyms for broodmare include mare for breeding, mother mare, or foundation mare. The term dam is also commonly used, especially in horse racing, to refer to a broodmare, whereas the term sire is used for the stallion that sired the foal. Overall, broodmare serves as an important term in the equine industry to classify female horses used for breeding purposes.