Threshers are a type of agricultural equipment used to separate grain from its stalks. There are several synonyms for threshers, including separators, cleaners, huskers, and winnowers. Separators separate the grain from the chaff, while cleaners remove debris and huskers remove the husk from the grain. Winnowers use airflow to separate the grain from the chaff and are often used in conjunction with other types of threshers. Other possible synonyms include threshing machines and harvesters. Regardless of the specific term used, threshers are an important tool for farmers and have been used for centuries to increase the efficiency of agriculture.