Threshing is the process of loosening the edible part of cereal grain (or other crop) from the scaly, inedible chaff that surrounds it. It is the step in grain preparation after harvesting and before winnowing, which separates the loosened chaff from the grain. Threshing does not remove the bran from the grain. Threshing may be done by beating the... Found on http://en.wikipedia.org/wiki/Threshing
noun the separation of grain or seeds from the husks and straw; `they used to do the threshing by hand but now there are machines to do it` Found on https://www.encyclo.co.uk/local/20974